haig agee argued january decided june respondent american citizen former employee central intelligence agency announced campaign expose cia officers agents take measures necessary drive countries operating engaged activities abroad resulted identifications alleged undercover cia agents intelligence sources foreign countries activities secretary state revoked respondent passport explaining revocation based regulation authorizing revocation passport secretary determines american citizen activities abroad causing likely cause serious damage national security foreign policy notice also advised respondent right administrative hearing respondent filed suit secretary federal district seeking declaratory injunctive relief alleging regulation invoked secretary authorized congress impermissibly overbroad passport revocation violated respondent freedom travel first amendment right criticize government policies failure accord prerevocation hearing violated fifth amendment right procedural due process granting summary judgment respondent ordering secretary restore respondent passport district held regulation exceeded secretary power passport act authorizes secretary grant issue passports cause passports granted issued verified foreign countries diplomatic representatives rules president shall designate prescribe appeals affirmed holding secretary required show congress authorized regulation either express delegation implied approval substantial consistent administrative practice authority shown held act authorizes revocation respondent passport pursuant policy announced challenged regulation policy sufficiently substantial consistent compel conclusion congress approved regulation constitutional applied pp although act express terms authorize secretary revoke passport deny passport application neither expressly limit powers beyond dispute power deny passport reasons specified statutes respondent concedes secretary may deny passport application certain reason may revoke passport ground pp light broad rulemaking authority granted act consistent administrative construction must followed courts absent compelling indications construction wrong especially light fact statute deals foreign policy national security congressional silence equated disapproval pp absent evidence legislative intent repudiate consistent administrative construction prior similar passport act preserving nonstatutory authority president secretary withhold passports national security foreign policy grounds must concluded congress enacting act adopted construction moreover executive consistently construed act work change prior practice pp statute making unlawful travel abroad without passport even peacetime amendment act providing nless authorized law absence war armed hostilities imminent danger travelers passport may geographically restricted weighty evidence congressional approval secretary interpretation authority revoke passports particularly set forth challenged regulation pp administrative policy practice may consistent even though occasions invoking limited although pattern actual enforcement one indicator executive policy suffices executive openly asserted power issue kent dulles distinguished pp protection accorded beliefs standing alone different protection accorded conduct beliefs speech part respondent campaign presents serious danger american officials abroad national security pp light express language challenged regulation permits revocation passport cases involving likelihood serious damage national security foreign policy respondent constitutional claims without merit right hold passport subordinate national security foreign policy considerations subject reasonable governmental regulation assuming arguendo first amendment protections reach beyond national boundaries respondent first amendment claim without foundation see near minnesota ex rel olson extent revocation respondent passport operates inhibit inhibition action rather speech record case government required hold prerevocation hearing since substantial likelihood serious damage national security foreign policy result passport holder activities abroad government may take action ensure holder may exploit sponsorship travels constitution due process guarantees call accorded statement reasons opportunity prompt postrevocation hearing pp burger delivered opinion stewart white blackmun powell rehnquist stevens joined blackmun filed concurring opinion post brennan filed dissenting opinion marshall joined post solicitor general mccree argued cause petitioner briefs assistant attorney general daniel deputy solicitor general geller andrew levander leonard schaitman michael hertz william lake melvin wulf argued cause filed brief respondent chief justice burger delivered opinion question presented whether president acting secretary state authority revoke passport ground holder activities foreign countries causing likely cause serious damage national security foreign policy philip agee american citizen currently resides west germany employed central intelligence agency held key positions division agency responsible covert intelligence gathering foreign countries course duties agency agee received training clandestine operations including methods used protect identities intelligence employees sources overseas served undercover assignments abroad came know many government employees persons supplying information relationships many people government highly confidential many still engaged intelligence gathering agee called press conference london announce campaign fight cia wherever operating declared intent expose cia officers agents take measures necessary drive countries operating since agee assertion devoted consistent effort program traveled extensively countries order carry identify cia personnel particular country agee goes target country consults sources local diplomatic circles knows prior service government recruits collaborators trains clandestine techniques designed expose cover cia employees sources agee collaborators repeatedly publicly identified individuals organizations located foreign countries undercover cia agents employees sources record reveals identifications divulge classified information violate agee express contract make public statements agency matters without prior clearance agency prejudiced ability obtain intelligence followed episodes violence persons organizations identified december secretary state revoked agee passport delivered explanatory notice agee west germany notice part department action predicated upon determination made secretary provisions cfr section activities abroad causing likely cause serious damage national security foreign policy reasons secretary determination summary follows since early stated intention conduct continuous campaign disrupt intelligence operations carrying campaign travelled various countries including among others mexico kingdom denmark jamaica cuba germany activities countries caused serious damage national security foreign policy stated intention continue activities threatens additional damage kind agee filed suit secretary alleged regulation invoked secretary cfr authorized congress invalid regulation impermissibly overbroad revocation prior hearing violated fifth amendment right procedural due process revocation violated fifth amendment liberty interest right travel first amendment right criticize government policies sought declaratory injunctive relief moved summary judgment question authority promulgate regulation constitutional claims purposes motion agee conceded secretary factual averments claim agee activities causing likely cause serious damage national security foreign policy district held regulation exceeded statutory powers secretary passport act granted summary judgment agee ordered secretary restore passport agee vance supp dc divided panel appeals affirmed agee muskie app held secretary required show congress authorized regulation either express delegation implied approval substantial consistent administrative practice zemel rusk found express statutory authority revocation perceived one case actual passport revocation regulation since promulgated five instances prior passports actually denied even arguably national security foreign policy reasons app appeals took note secretary reliance series statutes regulations proclamations orders advisory opinions dating back declined consider authorities reasoning criterion establishing congressional assent inaction actual imposition sanctions mere assertion power appeals held sufficient agee conduct may considered border treason since bound law find also regarded material secretary authorities dealt powers executive branch time war national emergency respect persons engaged criminal conduct granted certiorari sub nom muskie agee stayed judgment appeals disposition case grant certiorari ii principal question us whether statute authorizes action secretary pursuant policy announced challenged regulation although historical background develop later important begin language statute see universities research assn coutu zemel supra passport act provides pertinent part secretary state may grant issue passports cause passports granted issued verified foreign countries diplomatic representatives rules president shall designated prescribe behalf person shall grant issue verify passports supp iv passport act many words confer upon secretary power revoke passport matter expressly authorize denials passport applications neither however statute expressly limit powers beyond dispute secretary power deny passport reasons specified statutes example kent dulles recognized congressional acquiescence executive policies refusing passports applicants participating illegal conduct trying escape toils law promoting passport frauds otherwise engaging conduct violate laws zemel held weightiest considerations national security authorized secretary restrict travel cuba time cuban missile crisis agee concedes secretary may deny passport application certain reason may revoke passport ground particularly light broad authority granted act zemel consistent administrative construction statute must followed courts unless compelling indications wrong du pont de nemours collins quoting red lion broadcasting fcc see zemel supra especially areas foreign policy national security congressional silence equated congressional disapproval export volatile nature problems confronting executive foreign policy national defense underscored vast external realm important complicated delicate manifold problems president alone power speak listen representative nation marshall said great argument march house representatives president sole organ nation external relations sole representative foreign nations ecause changeable explosive nature contemporary international relations fact executive immediately privy information swiftly presented evaluated acted upon legislature congress giving executive authority matters foreign affairs must necessity paint brush broader customarily wields domestic areas emphasis supplied passport sense letter introduction issuing sovereign vouches bearer requests sovereigns aid bearer hackworth digest international law early observed passport document nature object addressed foreign powers purporting request bearer may pass safely freely considered rather character political document bearer recognised foreign countries american citizen usage law nations received evidence fact urtetiqui pet history passport controls since earliest days republic shows congressional recognition executive authority withhold passports basis substantial reasons national security foreign policy prior statute subject common perception issuance passport committed sole discretion executive executive exercise power interests national security foreign policy derived generally accepted view foreign policy province responsibility executive outset congress endorsed underlying premise executive authority areas foreign policy national security also specific application subject passports early congresses enacted statutes expressly recognizing executive authority respect passports first passport act adopted provided secretary state shall authorized grant issue passports rules president shall designate prescribe behalf stat broad permissive language worked change power executive issue passports intended act passed centralize passport authority federal government specifically secretary state respects act merely confirmed authority already possessed exercised secretary state authority ancillary broader authority protect american citizens foreign countries necessarily incident general authority conduct foreign affairs chief executive senate committee government operations reorganization passport functions department state comm print substantial reasons exist use congress word may connection authority issue passports circumstances conceivable make inexpedient public interests country grant passport citizen op atty enactment first travel control statute congress made clear expectation executive curtail prevent international travel american citizens contrary national security legislative history reveals principal reason statute fear renegade americans travel abroad engage transference important military information persons entitled statute left power make exceptions exclusively hands executive without articulating specific standards unless secretary power apply national security criteria passport decisions purpose travel control act plainly frustrated background provisions still effect congress enacted passport act legislative history statute sparse however congress used language identical pertinent part statute supra amended legislative history clearly shows congressional awareness executive policy evidence intent repudiate longstanding administrative construction absent evidence conclude congress adopted longstanding administrative construction statute see lorillard pons executive construed act work change prior practice specifically interpreted authorize denial passport grounds national security foreign policy indeed unbroken line executive orders regulations instructions consular officials notices passport holders president department state left doubt likelihood damage national security foreign policy single important criterion passport decisions regulations instructive version authorized denial passports citizens engaged activities violate laws designed protect security order promote national interest assuring conduct foreign relations shall free unlawful interference fed reg amendment regulation provided passport denied person whose activities abroad violate laws prejudicial orderly conduct foreign relations otherwise prejudicial interests cfr history administrative construction repeatedly communicated congress routine promulgation executive orders regulations also specific presentations including reports department state explaining regulation senate staff report concluded authority issue withhold passports precedent law vested secretary state part responsibility protect american citizens traveling abroad considered best interests nation secretary state promulgated regulations issue case cfr closely paralleling regulation provisions authorize revocation passport secretary determines national activities abroad causing likely cause serious damage national security foreign policy zemel recognized congressional acquiescence may sometimes found nothing silence face administrative policy see udall tallman norwegian nitrogen costanzo tillinghast however inference congressional approval supported mere congressional inaction zemel twelve years promulgation regulations issue years promulgation similar regulation congress enacted statute making unlawful travel abroad without passport even peacetime supp iv simultaneously congress amended passport act provide nless authorized law absence war armed hostilities imminent danger travelers passport may geographically restricted title supp iv must read pari materia passport act zemel supra see sands sutherland statutory construction ed cf erlenbaugh amendments weighty evidence congressional approval secretary interpretation particularly regulations despite longstanding officially promulgated view executive power withhold passports reasons national security foreign policy congress though enacted legislation relating passports left completely untouched broad authority granted earlier act zemel supra accord nlrb bell aerospace agee argues way executive establish implicit congressional approval proof longstanding consistent enforcement claimed power showing many passports revoked national security foreign policy grounds proposition relies kent necessary premise agee contention frequent occasions revocation claimed executive power exercised cases however occasions call secretary authority play absence frequent instances enforcement wholly irrelevant exercise power emerges relation factual situation continued validity power diluted simply need use history clear situations involving substantial likelihood serious damage national security foreign policy result passport holder activities abroad cases arisen secretary consistently exercised power withhold passports perhaps notable example enforcement administrative policy surely escaped attention congress denial passport member congress sought go abroad support movement greece overthrow existing government another example revocation passport held man supplying arms groups abroad whose interests contrary positions taken secretary revoked passports two persons sought travel site international airplane hijacking see also note yale secretary construed applied regulations consistently anomalous fault government occasions exercise announced policy practice although pattern actual enforcement one indicator executive policy suffices executive openly asserted power issue zemel see kent contrary shown claimed governmental policy enforced consistently stressed respects communists scattered rulings consistently one pattern words executive allowed passports communists sought deny one kent serious doubts whether reality definite policy congress acquiesced contrast basis claim executive failed enforce policy others engaged conduct likely cause serious damage national security foreign policy turn kent head say simply situations involving conduct record executive lacks authority deal problem encountered agee also contends statements executive policy entitled diminished weight many concern powers executive wartime however statute provides support argument history eloquently attests grave problems national security foreign policy means limited times formally declared war relying statement kent illegal conduct problems allegiance far relevant grounds fairly argued adopted congress light prior administrative practice agee argues enumeration exclusive controlling correct kent occasion consider whether executive power revoke passport individual whose conduct damaging national security foreign policy kent involved denials passports solely basis political beliefs entitled first amendment protection see aptheker secretary state although finding unnecessary reach merits constitutional problem kent emphasized fact deal beliefs associations ideological matters emphasis supplied particular noted applicants denied freedom movement solely refusal subjected inquiry beliefs associations seek escape law violate may may communists assuming law congress passed expressly curtailing movement communists across borders yet become effective therefore strange infer pending effectiveness law secretary silently granted congress larger pervasive power curtail discretion free movement citizens order satisfy beliefs associations ibid omitted beliefs speech part agee campaign fight cia sense case contrasts markedly facts kent aptheker presumptions rebuttable otherwise involved agee conduct foreign countries presents serious danger american officials abroad serious danger national security hold policy announced challenged regulations sufficiently substantial consistent compel conclusion congress approved see zemel iii agee also attacks secretary action three constitutional grounds first revocation passport impermissibly burdens freedom travel second action intended penalize exercise free speech deter criticism government policies practices third failure accord prerevocation hearing violated fifth amendment right procedural due process light express language passport regulations permits application cases involving likelihood serious damage national security foreign policy claims without merit revocation passport undeniably curtails travel freedom travel abroad letter introduction form passport issued sovereign subordinate national security foreign policy considerations subject reasonable governmental regulation made plain freedom travel outside must distinguished right travel within underscored califano aznavorian aznavorian urges freedom international travel basically equivalent constitutional right interstate travel recognized years edwards california twining new jersey williams fears crandall nevada wall passenger cases taney dissenting often pointed crucial difference freedom travel internationally right interstate travel constitutional right interstate travel virtually unqualified guest griffin breckenridge contrast right international travel considered aspect liberty protected due process clause fifth amendment right held regulated within bounds due process citations omitted califano torres measures protect secrecy government foreign intelligence operations plainly serve interests thus snepp held government compelling interest protecting secrecy information important national security appearance confidentiality essential effective operation foreign intelligence service see also export properly emphasized president confidential sources information agents form diplomatic consular officials secrecy respect information gathered may highly necessary premature disclosure productive harmful results agee jeopardized security also endangered interests countries thereby creating serious problems american foreign relations foreign policy restricting agee foreign travel although perhaps certain prevent agee harmful activities avenue open government limit activities assuming arguendo first amendment protections reach beyond national boundaries agee first amendment claim foundation revocation agee passport rests part content speech specifically repeated disclosures intelligence operations names intelligence personnel long ago however recognized one question government might prevent actual obstruction recruiting service publication sailing dates transports number location troops near minnesota ex rel olson citing chafee freedom speech agee disclosures among things declared purpose obstructing intelligence operations recruiting intelligence personnel clearly protected constitution mere fact agee also engaged criticism government render conduct beyond reach law extent revocation passport operates inhibit agee inhibition action rather speech zemel emphasis supplied agee free criticize government held passport always subject course express limits certain rights virtue contract government see snepp supra record government required hold prerevocation hearing cole young supra held federal employees hold sensitive positions bring discernible adverse effects nation security may suspended without presuspension hearing reasons substantial likelihood serious damage national security foreign policy result passport holder activities foreign countries government may take action ensure holder may exploit sponsorship travels hile constitution protects invasions individual rights suicide pact kennedy constitution due process guarantees call accorded statement reasons opportunity prompt postrevocation hearing reverse judgment appeals remand proceedings consistent opinion reversed remanded footnotes london statement follows today announced new campaign fight cia wherever operating campaign two main functions first expose cia officers agents take measures necessary drive countries operating secondly seek within cia abolished effort identify cia people foreign countries going time today list compiled small group mexican comrades trained follow comings goings cia people left mexico city similar lists cia people countries already compiled announced appropriate invite participation campaign strive social justice national dignity app pet cert series incidents two books published period agee identified hundreds persons cia personnel see app pet cert see generally agee inside company cia diary dirty work cia western europe agee wolf eds ca app see also agee introduction dirty work cia africa ray schapp van meter wolf eds latter two books contain sections listing names alleged cia employees basis sections containing detailed biographical information persons see affidavits cia deputy director operations app pet cert see also infra condition employment agency agee contracted consideration employment cia undertake publish participate publication information material relating agency activities intelligence activities generally either term employment agency without specific prior approval agency ca app language identical clause construed snepp separate lawsuit wherein government sought enforce agee agreement district held agee shown flagrant disregard requirements secrecy agreement noted dispute agee openly flouted refusal submit writings speeches cia prior approval expressed clear intention reveal classified information bring harm agency personnel agee central intelligence agency supp dc omitted affidavit cia deputy director operations app pet cert december richard welch murdered greece publication article newspaper athens naming welch cia chief station ca app july two days jamaica press conference agee principal collaborator identified richard kinsman cia chief station jamaica kinsman house strafed automatic gunfire four days press conference three men approached jamaica home another man similarly identified agency officer police challenged men gunfire exchanged affidavit ambassador jamaica app pet cert january two american officials american institute free labor development previously identified cia front agee discussed extensively agee book inside company cia diary assassinated el salvador times cols al cols secretary assert agee specifically incited anyone commit murder however affidavits cia deputy director operations set support judgment agee purported identifications invitations violence agee actions today circumstances result someone death agee conduct markedly increased likelihood individuals identified victims violence app pet cert one affidavits also shows ultimate effectiveness agee program depends activities hostile foreign groups groups expected engage physical surveillance harassment kidnaping extreme cases murder officials abroad district appeals suggested immediate impetus passport revocation may agee activities took special significance light crisis following seizure american embassy iran november agee vance supp dc agee muskie app captors held citizens many diplomats captors alleged cia agents government affidavits show agee made contact captors urged demand certain cia documents offered travel iran analyze documents app pet cert times government affidavit also mentions vouch accuracy earlier report agee invited travel iran order participate revolutionary tribunal pass judgment hostages app pet cert see cfr agee made effort exhaust administrative remedies secretary initially defended ground tr however agee conceded activities causing likely cause serious damage national security see infra secretary continue rely failure exhaust available administrative remedies tr agee counsel certified factual disputes case stated purposes motion concede charge government want make see also secretary statement undisputed material facts ca app secretary made clear government affidavits effort establish kinds things established administrative process agee proceeded direction tr statute set infra november response seizure american embassy iran supra president carter declared national emergency exec order cfr president order contains express finding pursuant international emergency economic powers act supp iii situation iran constitutes unusual extraordinary threat national security foreign policy economy secretary never relied upon order justify passport revocation present case general restrictions travel iran american passports apparently go effect several months agee passport revoked see exec order cfr accordingly decision case depend declaration national emergency appeals stressed agee indicted dicta expressed approval cfr provides withholding passport applicant subject outstanding federal felony warrant app citing kent dulles secretary represents agee passport canceled secretary provided agee identification papers permitting return tr oral arg regulations issue contain exception direct return cfr light decision issue occasion case determine scope delicate plenary exclusive power president sole organ federal government filed international relations power require basis exercise act congress course like every governmental power must exercised subordination applicable provisions constitution see export fact pertinent language changed since see infra sole amendment provision enacted limits power executive impose geographic restrictions use passports absence war armed hostilities imminent danger travelers see infra however statute originally enacted passports may issued persons owe allegiance kent supra provision way diminishes secretary discretion eligible persons tr oral arg secretary consistent construction statute see cfr provides inter alia grounds denying passports set also grounds revoking restricting limiting passports case involve criminal prosecution accordingly strict construction government required exceptions war civil war see infra passports mandatory see infra passports required statute nonemergency peacetime see infra urtetiqui pet observed law manner regulating issuing passports directing upon evidence may done declaring legal effect understood matter practice evidence citizenship required secretary state issuing passport however entirely discretionary see export federalist pp mentor ed example act ch stat prohibited state department representatives abroad knowingly issuing passports aliens act ch stat prohibited travel enemy territory without passport first obtained secretary state secretary war officer authorized president grant amendment replaced phrase shall authorized may rev stat aware legislative history pertinent change extent amendment relevant supports secretary position case may expressly recognizes substantial discretion see op atty main impetus statute confusion caused state local officials issuing passports relic colonial period see dept state american passport senator mason sponsor bill became statute stated intention bill leave pertains diplomatic service country exclusively executive consider constitution placed cong globe despite widely publicized executive policy restricting passport eligibility national security grounds congressional action arguably response statute prohibition issuing passports noncitizens act may ch stat rules governing granting issuing passports quoted moore digest international law see exec order exec order exec order exec order hackworth digest international law pp discussing refusal passport american citizen residing china whose promotion gambling immoral houses developed scandal papers relating foreign relations discussing refusal passport american citizen residing egypt slandering foreign diplomats act may ch stat statute provided pertinent part upon presidential wartime proclamation shall except otherwise provided president subject limitations exceptions president may authorize prescribe unlawful citizen depart enter attempt depart enter unless bears valid passport unlike statute supra limited application hostilities act applied war president issued proclamation stat congress focused case citizen recently returned europe knowledge government done work neutral country german government strong suspicion came proper purpose nevertheless impossible exclude impossible prevent leaving country saw fit known facts case sufficient warrant institution criminal prosecution event difficulty securing legal evidence place activities europe may easily imagined see supra see validity passports hearings house committee foreign affairs hearings besides incorporating provision act added provisions concerning fees maximum terms passports see assistant secretary state carr house committee regarded familiar anyone else entire subject explained change existing law worked pertinent section act recognize authority secretary state empower consuls addition diplomatic officers issue passports foreign countries see exec order exec order exec order fed reg see fed reg fed reg cfr see dept state abstract passport laws precedents passport office instructions code excluding ersons whose travel inimical best interests ersons whose travel endanger security department notified bearers passports interfere nce political affairs foreign countries taken ground refusing passports refusing protection dept state information bearers passports see hearing right travel subcommittee constitutional rights senate committee judiciary pt pp proposed travel controls hearings subcommittee investigate administration internal security act internal security laws senate committee judiciary senate committee government operations reorganization passport functions department state comm print pursuant general delegation statute power president prescribe passport regulations delegated secretary exec order cfr section authorizes denial passport reason section setting grounds revoking restricting limiting passports incorporates reference pertinent changes regulations since act stat statute provides except otherwise provided president subject limitations exceptions president may authorize prescribe shall unlawful citizen depart enter attempt depart enter unless bears valid passport act stat supp iv amendment added following language passport act unless authorized law passport may designated restricted travel use country country war armed hostilities progress imminent danger public health physical safety travellers see also pp indeed inference congressional approval stronger zemel relied amendments travel control act amendment passport act congress therefore presumed adopted administrative construction lorillard pons appeals accepted argument see app quoted supra see times apr brief petitioner see developments law national security interest civil liberties harv rev see sirhan rogers civ sdny appeal dism denying plaintiff request injunctive relief congress considered enact proposals spell passport standards act see hearings congress time time deemed necessary enact peacetime passport restrictions measures recognize considerable discretion executive act supra act may nn supra true dayton dulles companion case kent dayton secretary refused issue passport physicist sought go india engage experimental research secretary relied applicant connection science victory committee association time various communists association persons suspected part rosenberg espionage ring alleged presence apartment new york allegedly used microfilming material obtained use foreign government although reserving question hether undisclosed grounds adequate sustain secretary action held secretary decision findings showed denial passport reasons today held impermissible citing kent decision findings set appendix opinion cite single instance dayton conduct distinguished mere support communist movement association known communists see supra nn agee deportation great britain expressly grounded inter alia agee disseminating information harmful security kingdom aid ing counsel ing others obtaining publication information harmful security kingdom agee wolf supra agee argues government limited injunction ordering comply secrecy agreement tr oral arg argument ignores governmental interests stake agee concedes injunction enforceable outside district held since agee conduct falls within core regulation agee lacks standing contend regulation vague overbroad tr agree see parker levy event basis claim regulation used subterfuge punish criticism government evidenced case government interpretation terms serious damage national security shows proper regard constitutional rights precisely accord holdings subject cole young basis claim discriminatory enforcement government entitled concentrate scarce legal resources cases involving serious damage national security foreign policy decide procedures constitutionally required justice blackmun concurring force feel justice brennan observations post today decision reconciled fully reasoning zemel rusk particularly kent dulles cutting back somewhat upon opinions cases sub silentio preferred disavow forthrightly aspects zemel kent may suggest evidence longstanding executive policy construction area probative issue congressional authorization nonetheless believing effect done join opinion justice brennan justice marshall joins dissenting today purports rely prior decisions support revocation passport secretary state believe reliance fundamentally misplaced instead departed express holdings decisions dissent respondent philip agee citizen residing west germany former employee current critic central intelligence agency cia respondent writes speaks extensively clandestine intelligence operations stated goal disrupting cia part activity apparently involves identification undercover personnel situated throughout world december consul general hamburg west germany delivered letter respondent notifying passport revoked pursuant cfr regulation combination cfr permits revocation passport secretary determines national activities abroad causing likely cause serious damage national security foreign policy agee declined follow administrative procedures available attack revocation instead brought action district district columbia declaratory injunctive relief secretary state purposes summary judgment facial validity regulations respondent conceded causing likely cause serious damage national security foreign policy therefore fell within coverage regulations agee muskie app app argued inter alia congress given secretary state authority promulgate regulations passport revoked district agee vance supp appeals district columbia circuit accepted argument granted respondent relief requested ii complicated case twice articulated proper mode analysis determining whether congress delegated executive branch authority deny passport passport act zemel rusk kent dulles analysis hardly confusing expect faithfully applied today judgment affirm decision kent dulles supra reviewed challenge regulation secretary denying passports applicants alleged communist beliefs associations refusals file affidavits concerning present past membership communist party observing right travel country important personal right included within liberty guaranteed fifth amendment stated infringement liberty pursuant functions congress delegations executive branch curtail liberty must construed narrowly passport act statute issue expressly authorize denial passports alleged communists examined cases actual passport refusals secretary determine whether fairly argued category passport refusals adopted congress light prior administrative practice unable find prior administrative practice therefore held regulation unauthorized zemel rusk supra issue whether secretary restrict travel citizens cuba holding expressly approved holding kent held kent dulles supra reaffirm today act must take content history authorizes passport refusals restrictions fairly argued adopted congress light prior administrative practice kent dulles supra limited act constitute invalid delegation kent zemel dispute passport act expressly authorize secretary revoke agee passport ante therefore sole remaining inquiry whether exists regard sort passport revocation involved administrative practice sufficiently substantial consistent warrant conclusion congress implicitly approved zemel rusk supra emphasis added today citing page zemel applies test markedly different zemel kent fact expressly disavowed latter hold policy announced challenged regulations sufficiently substantial consistent compel conclusion congress approved see zemel ante emphasis added also observes consistent administrative construction passport act must followed courts unless compelling indications wrong ante emphasis added clearly neither zemel kent holds longstanding executive policy construction sufficient proof congress implicitly authorized secretary action cases hold administrative practice must demonstrated fact kent unequivocally mere construction executive matter longstanding consistent sufficient passage kent worthy full quotation act predecessor large body precedents grew repeat issuance passports discretionary act part secretary state scholars courts chief executive attorneys general said executive construction enough said warrant inference congress adopted see allen grand central aircraft key problem shall see manner secretary discretion exercised bare fact discretion footnotes omitted emphasis added ignore requirement executive discretion supported consistent administrative practice also relies executive construction policy deemed irrelevant kent thus noting president secretary state consistently construed passport act preserve authority withhold passports national security foreign policy grounds ante reaches hold congress adopted longstanding administrative construction statute ante quotes opinions attorneys general kent expressly cited opinions examples executive constructions relevant determination whether congress implicitly approved secretary exercise authority compare ante kent dulles similarly relies four executive orders issued buttress position even though kent expressly cited four orders examples executive constructions inapposite proper inquiry compare ante kent dulles supra kent discounted constructions act made scholars courts chief executive attorneys general today decides case basis constructions evident unbroken line executive orders regulations instructions consular officials notices passport holders compare ante kent dulles supra footnotes omitted reliance material expressly abjured kent becomes understandable one appreciates paucity recorded administrative practice evidence upon kent zemel permit reliance respect passport denials revocations based foreign policy national security considerations relating individual identifies three occasions past years secretary revoked passports reasons ante one cases involved revocation pursuant regulations challenged case yet alone americans traveling abroad dept commerce bureau census statistical abstract light record somewhat defensively comments secretary construed applied regulations consistently anomalous fault government occasions exercise announced policy practice turn kent head say simply situations involving conduct record executive lacks authority deal problem encountered ante course one faulting government occasions seen fit deny revoke passports foreign policy national security reasons point kent zemel make today opinion make executive authority revoke passports touches area fraught important constitutional rights therefore construe narrowly delegated powers curtail dilute kent dulles supra presumption congress must expressly delegate authority secretary deny revoke passports foreign policy national security reasons may exercise authority overcome presumption implied delegation government must show administrative practice sufficiently substantial consistent zemel rusk way satisfy congress implicitly approved exercise authority secretary iii suspect case prime example adage bad facts make bad law philip agee hardly model representative nation executive branch attempted use one means disposal revocation passport stop respondent damaging statements constitution protects popular unpopular speech likewise protects popular unpopular travelers important remember decision applies philip agee whose activities perceived harming national security also citizens may merely disagree government foreign policy express views constitution allocates lawmaking function congress fear today decision handed much function executive permitting secretary stop unpopular traveler critic cia professes rely fact departs two precedents passport regulation area zemel kent course always easier fit oneself within safe stare decisis boldly overrule precedents several decades standing find unable reconcile cases decision case however disagree sub silentio overruling cases dissent letter stated pertinent part department action predicated upon determination made secretary provisions section activities abroad causing likely cause serious damage national security foreign policy reasons secretary determination summary follows since early stated intention conduct continuous campaign disrupt intelligence operations carrying campaign travelled various countries including among others mexico kingdom denmark jamaica cuba germany activities countries caused serious damage national security foreign policy stated intention continue activities threatens additional damage kind quoted agee muskie app title cfr allows revocation restriction limitation passport national entitled issuance new passport pursuant cfr purposes case denial revocation passport treated identically passport act supp iv pertinent part secretary state may grant issue passports cause passports granted issued verified foreign countries diplomatic representatives rules president shall designate prescribe behalf person shall grant issue verify passports lower courts trouble understanding following holdings kent zemel see lynd rusk app woodward rogers supp dc summarily aff app instance petitioner cites rule promulgated executive branch providing secretary state right discretion refuse issue passport exercise right towards anyone reason believe desires passport unlawful improper purpose moore digest international law brief petitioner statement hardly thought communicate congress contours executive discretion indeed little embellishment passport legislation contrast kent today relies executive orders promulgated passage passport act compare ante kent dulles even correct use administrative constructions passport legislation means certain executive construe acts give discretion alleged since sometimes referred unqualified rights citizens passports see op atty op atty indeed state department sought legislation congress provide sort authority exercised case see sess hearings senate committee foreign relations see also sess hardly suggests executive thought authority appeals identified total six denials revocations arguably foreign policy national security reasons app two six occurred prior passage passport act three one past years judge mackinnon dissenting opinion petitioner brief identify cases however petitioner readily admits passport files maintained name rather category applicant reason disposition virtually impossible compile comprehensive statistical data regarding passport denials national security foreign policy grounds brief petitioner excerpt petitioner portion oral argument particularly revealing question general mccree supposing person right apply passport go salvador asked purpose journey say denounce policy salvador supporting junta secretary state says issue passport purpose think consistently light previous cases mccree say yes vest president secretary state working charged conducting foreign policy nation freedom speech enjoy domestically may different exercise context tr oral arg conclude regulation invalid unlawful exercise authority secretary passport act need decide important constitutional issues presented case however several parts whirlwind treatment agee constitutional claims merit comment either extreme oversimplifications constitutional doctrine mistaken views law facts case first extent revocation passport operates inhibit agee inhibition action rather speech agee free criticize government held passport always subject course express limits certain rights virtue contract government ante omitted respondent argues revocation passport intended harass penalize deter criticism policies practices violation first amendment brief respondent answers agee disclosures among things declared purpose obstructing intelligence operations recruiting intelligence personnel clearly protected constitution ante second purports agree district holding agee lacks standing contend regulation vague conduct falls within core regulation ante find untenable conclusion record us precedents district nowhere held respondent lacked standing contend vagueness overbreadth pages cited judge gesell stated client conceding falls within core objective regulation fact may somebody else persuasive tr obviously holding judge gesell never mention vagueness portions transcript clearly establish judge gesell expressly declined reach agee overbreadth claim purposes summary judgment motion claim reserved future consideration event strange indeed suggest individual whose activities admittedly fall within core challenged regulation standing argue overbreadth purpose overbreadth doctrine first amendment cases precisely permit person falls within legislation nevertheless challenge wide sweep legislation affects another protected activity see gooding wilson nothing parker levy case cited detracts doctrine concludes agee standing raise vagueness overbreadth claims decide question whether challenged regulation constitutionally infirm doctrines say substantial issues highlighted particularly solicitor general comments oral argument reach regulations see supra