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ItlFORMATIOU CllllTAillEI> llEl~EJU l<EPRESEIHS t•t<EI IMillAl<Y AllAl.YSISllF srnun AVl\11.ABl.E Tli. llS.l -/9ft AS OF 2.5 APIHI l'J67Sl:CTIOll llllE - SUMMARY llF AIR llEHtlSE AIU> TACTICAi. \/\II< ACTIVHYFllR 2'1 Allll 25 APl<II.. FlllHllEI< llTGlll. rmn lllli l\CllVlTY nt= 24 APRii. MAS TllE IJRV SAMREAClTllll TO 11.S. l\IR :;TRJKE:; IJll TllJS llA'fE. A MllllMllM Uf FOllRSllRFACE-TO-AIR MlSSil.ES <SAM> l-ll:RE l.AIJllCllEIJ DY nm SAM l~EGHIEIHS AGl\IllSl P.M. STRIKE Arne. RAFT OIJERATlllG OVZR Tiil "llOIHllERll-CEllTRAI. ll!-<V. AH. F~C HAS

!l!IUM.ILY DOHHED HY HIE IHTERORATED ACHONS OF THE BAHALIONS OF. TflE 2l6T~ SAH ~~~ttfILE All.S. NAVY A6A WAS rKOBABLY DUHll~D BY A PATTALION UFfHE 236TH .Ull.l-Rl!CllMt:NT <SEE SECTIOll Tl·llJ>.llWlll.IGllTTllG ACTIVITY FOR 2!> APRll. MAS fllE 11RV MIO REACTIOllSTO lllSTRUSillllS OF ll.S. STlflKf. AIRCRAFT OVER Tiii: Ul~V. MTGSSTAGHIG FROM THO ORV AIRFIELDS PERFORMZD IllTEl<CEPJ/AlfACKMISSIOllS All» »EftlfSJVE ,, PATROLS .. ONE OF TltESE DEF~NSIVE PATROLS R~SUl.lED I" A" ~ttUAUEMENT MITH Tn~ Lnss

'_bP"'·OHI u.s.,~AVY A4C .. •fQIJAl.lY STIJllIFICAIH IS TllE lllTtl<··l\JlffIEI IJ Fl.Hill I FLOl-111 BY') (Al I.EAST ]6,-POSSIDl . .Y"-29, KORCOM-PIIOHJ> MJG··17'S fRllM PllllC: YErl TO KE_I' ____ _

'AlRFHl.D!. TllIS. IS HIE IllillAI. SlGillTREFl.ECT fllll UF KllRCllMYil.OTS OPERAHl.IG-A'.V .• )AllY_..::nRV.:['_1.8flf;r!!OTtlEICJllAJCPJlllt-:-_Y.Elll.' CSEE Sf:C.THlll TllREEHlfERE-rn:RE:- llO AVAILABLE • SIGltn REfl.ECTIOllS OF\ SAM 1.AlJllC:llAl.TI v ITY FUR 25 APl<H. A MillIMIJM or= Ut6,

POSSlfJl.Y 12ff, MWSDRH.E:i l-lrnE fl 111·111 ovrn 1111: IJRV 1111 TlllS IJAlE. TllTS REPRESEtlTSTllE llIGllESl VOl.UME Of MW ACTIV llY TO U:HE. ACH V ITY, lllllEIHllAI! REPURTED A DUVE, CUllSlS lED llAVIGATI OllAI. 1 RAill l llG, AllllllER-AIRFl El.ll FL IGllT fROM llAllOI GIA LAH TO HUA I.AC I J - . . f" .. C CO ·c ·

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1AIRSllRVE1Ll.AllCE FJ\Cll.IT!E5 (ASf> llllllCAHS lllAT Hi -uF ... T,.,.,l"'"E=s=Es""'· ...,A,_,r..,....,,o,.....,..s-R ....... P""'o""'R""'T""'E=o-496 TRACKS. SECT1 Ull HIO - DRV SAM llATTAI. IOHS Rl:Af. r TO 11.S. STRIKES 01124 APRIL. A MllHMUM OF Flllll< SAMS MERE I AllllCllEI> DY nm SAM

GIMZt T GAUIST P .M. STRIKE AIRCRAFT UPERATillG lJVEH TllE llllRTllERll··t;EflTRAL URV. 'flROBABL Y DOHllED BY TllZ ItlTERORATEDACTTOtlS OF TllE &ATTAL IOHS OF THE

d!Ml!NT NlllLEA U.S. HAVY A6.A HAS PKOBABI. Y DUHtlED BY A BAHAl. IUN OF ~IAM REUIMEHT. TllE FOLl.Ol-IIllO IS A RESllMZ OF TllIS ACTIVITYil. FROM

-"8"5Z To Hf2ifZ, DRV MUl.TICllAIUIEI. COMMIJllIC.ATIOllSl<EFl.Et:rEn TllE TllHRGRAlZIJ LAUllC:ll ACTIVIlYES OF FOUi~ JIATTAl.llJllSIJF lllE l36Ill SAM RfGIMEllT AliAHIST 11.S. Sl"RIKES 1111 llOA LACAIRFIEl.U. Al lf8115Z, MUl.1 ICllAllllF.;.L CUMMllllTC.Al IOllS l<EFl.EC rm A Mlll.TI-BATTAl.1011 Al.ZRT TO llOYTHE AIRCRAH f.lllERlllG TllE URV. TllJSAl.tl<T IllVUl.VED TllE 236Ttl REGIMEUTAI. CotHIWl.1.ER AUi> SAM DJ\TTA-1.0llS ,\lJ.~4-.5.i? C21 l.lfll lff53SE>, {j[Fi:5l7

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(ll1811 1't551E> AIU> Yl~l:~_,-::czJ2711 Hf5!i5EJ. Al lflH19Z, All UlllOElllIFlEU SPF:l\KER --~ . RE.PORTED AFRIEllDl.Y AIRCRAHAT All IJllSPEClFH::U l.OCAl 11111. AT. lHS18Z, A SPEAKEl~A'I' ~- . Vl453;REPURTEO HHERFEREllCE Allll EXCl.AIMEI> SEVERAi, THIESTllAT _llE llAI> I UST TllE -··-.. -­TARGET. A MllllHE LATER, TllIS SAME SPEAICER STAT El> llE llAD llEf:ll Illflllu-!Ell llfAl A - _,.

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·- ~pp roved fo~· ~~lease by NSA on 05-14-201~i", Transparency Case# 6sssa·

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DOCID: 4119582

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MISSll.E llAU UUllLAIJllC:llEU, lllJMf.VER, FAii.EU lll IlllH<:AlE l-llllCll UAlll\1.llltl llADLAUUCllt:D. TUE l.AlltlCll HAS APPAl<Elll l.Y llllSllCf.ESSFlll. AS TllEIH:GTMZllTAI. COIHIHll.LER STATED, AT 1n2.fdZ, · TllAT TllE lAlmET l·IASDESCEllDUIG Al.TITllllE "TO STRIKE". AT if82ZZ, A SPEAKER AT Vl453,QllERIEI> THI:'. C:OIHl<DLl.ER FUR TllE lOCATIOU OF FRIF.llDL Y AIRCRAFT1NU AflSl·IER l·IA!i tmn:u. AT •usuz, AU IUllUfllTIFIE::D IJAHALlOll HA51HSlRUCTED TO DESTROY A TAIWET Ill QUADRAllT 11 CC:EIHER-2l3811185ff9E>, APID AT H8:SlZ AtlOTllER IHHDEtHIFEI> SPEAKER STATEU TllAT"FOllR" llAll 1.1\IJllCllED A SAM HUT TllAT nu: MJSSil.E llAI> tun llJTTllE rAR!if.T Atlll llAll FAii Ell lll lllTUl-IATL AT 8!1Jl1l, 51\M Dl\ITAl. IOflVl'i66 t21ldtl Jd5.S2E> 1-11\S IllFUNMl:Ji TllAT llOSlllt:: AIRl:l<AFI l·lf::l<ElO Tiit: lllllHlll-lt:>T. XXllll 1811 11111111

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