· r J· eeR rTHE AA e I k ' i ' ' I I 1 _ __ I DECLA SIFIED uthority f O 1 ·-·-- 'J--9£'£ By -- cJJ_ NARA Datel f- f -lf iiiiiiii - - --- -- -a j CONTROL NUMBER ' I- • REGISTE·R OF PE soNtEL HANDLING CLASSIFIED oocuMENT ii • -- - RE URH-TO Ol FICE CHAIRMAN JCS ROOM 2 865 THE PENTAGON I -•· • --- • 729 DAT£ Rl CE I VED 6 Mar 78 CL ASSIFICATION ' - 4'ep Sacx et t DATE Otr DOCUME COPY NUMBER DOCUJ ' IENT HUM BER ' _ 6 Mar 78 DJSM 390-78 SIJBJECT Exercise Ivory Item U · THE ABOVE-DESCRI BED DOCUMENT HAS Bl EN RECE IVED IN THIS OFFICE CIRCULATION O P' THIS OOCUMENT WILL BE LIMITED TO INDIVIDUALS INDICATED BELOW THE DOCUME NT WILL BE RETURNEO T O THE · AOMINISTRATIVI OP'P'ICE P'OR RECORD PRIOR TO DIS ATCH TO ANOTHER OP'P'ICE OR OTHER DISPOSITION THl I FORM WILL NOT BE REMOVED FROM' SUBJECT DOCUMENT TO ' NAME EMARKS INITIAL CHAIRMAN JC I 00 EXECUTIVE 02 7 March 1978 3 t 4- 1 THE ASSISTANT TO THE CHAIRMAN ADMINISTRATIVE ASSISTANT i ' 01 J ACTION REQUESTED - SIGN CM 2 J-3 provides response to the fifth questio which arose during the 28 January NMCC mee ting with the President f p r which the JCS were tasked to reply SECDEF 1 s office is awaiting this item 04 CHAIRMANS STAFF GROUP AIR FORCE MBR 018 CHAI-RMANS STAFF GROUP NAVY MBR 01c - i - c -H·A- R - M_A_N_s_ s _T_A_F_F_ G_R_o _u_P- ----1 3 J-3 has provided two scenarios which involve the elimination of DSP and BMEWS -a -t-C _H _ _ _ - -A- - -R _S_T_A_F_ -GR- - - · - N -1--li rs a ot J 1 ion w r r nd M - RtNE MBR JI£ 01D LEGAL ADVISOR AND _ ' I -----t----------1----1 SECDEF · 91 - -L_E_G_ _s _L_A_T_ _v _E_A _ s_ s_ T _ _o _F_ _ __ ' SPECIAL ASSISTANT n SPEECHES OtG ' MARINE AIDE 05 - l 'ARMY AIOE ' 3 b n '- 06 COLrllJL REDERICK DECLASSIFIED REPRODUCED AT THE NATIONAL ARCHIVE uthority •1 f By fl j 0 J- J f 'f NARA Date l - f'--Cf © OJCS Sl MMARY stfEET CLASSI FICATIOH --T-OP SECRBIF ·F8R USE BY ORIGINATING DIRECTORATE J3M 4 5 1978 6 'DJSM N'O · - 9 7'l DJS DJSM DATE 6 MAR 1978 SUBJECT APPROVAL Exercise Ivory Item U SIGNATURE • X REMARKS 1 Attaehed is a memorandum to SECDEF which forwards a new Item scenario in response to his request TAB A' fellowing 0ur briefing to the President in the NMCC on 8 Jra uary 1978 2 This scena_r io begins with an attack against 0ur infrared satellite system DSP and BMEWS at the outset 0f hostilities It also involves MOLINK for the first time 3 • Two variations for destroying DSP are inal-u qed in this package The scenario evehts are identical except for DSP killo Ivory Item Mo tel destr0ys the DSP ground links witl l a sabotage attack at Buck ley and Lamar Colorado while India II hi ts Buckley al d Lamar with SLBMs from an undetected Yankee submarine in t n e Gulf of Mexico The sabotage attack is favored because of scenari0 event flow and the uncertainty of a Yankee going undetected into the Gulf 0 AC JIOH OFFICER P • D WAGONER COORPINATION APPROVAL OFFICE NAME EXlENSION COL USAF Strat Ops Divl- E i J-3 X785'22 OFFICE NAME EXTENSION --1- -_ - --l --J DATE OF P REPARATIOH 28 Feb 78 JCS • FORM NO 9 JULY 72 I