DOCID: 4123777

b) (3)-P.L. 86-36 r ·1 .. •

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MESSAGE = SS874479

I ::!:"Uj'::A '::: '~::' :E I DE ~ 138 21414S8 ZKZK 00 HHA ZDI NRL DE ~SZ ZYH · ~~ ~~rF8 ~~EVEWTA.rlGO sso 3RD MAR DIV.-----------.....

· z;~1fl-~E T :;~~Ht SECTION mo AND FINAL XXMfY° / . . ENPSlFF1SlS88 2/GlllVC_JJ1R214-68 RPT 2/GlllV.CJYR214-68 SUMMARY OF VIETNAMESE COMMUNIST ACTIVITY IN THE DRV, MIITARY REGiotl TRI-TtlIEN-HUE AND LAOS l~HICH ttAS BECOME AVAILABLE DURING THE PERIOD 311if!Jff JULY THRU SU959Z AUGUST 1968. xxcc .

: 1;• ''·'•IT WAS FURTHER REVEAL ED THAT A SQUAD-SIZED FORCE HAS BLOCKING AT A TAY C 16-48N

1 UJ7-19E, YC 493 982> AND TllAT THERE l·IOULD BE SMALL SCALE STRIKES AT KM MARKERS 5 CCOLLATERALLY LOCATED AT A6-15N lif7-17E, YC 453 995) AND 6 CLOCATED DY POLLATERAL AT 16-18N 1S7-l7E, YD 453 SB4l. IT HAS ALSO REPORTED THAT THERE WAS A MINEFIELD ALONG THE ROUTE TO 79if, AT A WAREHOUSE 62 CREPORTEDLY AT 16-16N lif7-14E, YD 4if8 SS?) ANDPOSSIDLY KM MARKER 5. SUBSEQUENT MESSAGES REVEALED AFTER-ACTION REPORTS AND RECONNAISSANCE Al HlGHPOINTS 938 Cl6- 13N 1S7-18E, YC 47S 965), 944 Cl6-17N 1S7-16E, YD 435 S2Bl, AllD UNLOCATED 921. OTtlER MESSAGES REVEALED THAT AN UNIDENTIFIED COMPANY HAD KILLE0·42 AMERICANS AND ALSO -THAT A PROBABLE NVA BATTALION GARRISON AREA HAS LOCATEb AT A BIA CPROBABLE REFERENCE TO DONG A BIA, 16-14.N 1S7-UE, YC 328 982), APPROXIMATELY SIX KM HEST Ofi.A LUOI. C 21'.Gl.l/VCMIT658B-68, 16581-68, T6583-68, T6614-68) D. INFILTRATION 1 NO NEW INFILTRATION G~OUPS HERE OBSERVED Ifl REAR SERVICES COMMUNICATIONS FOR THE REPORTING PERIOD. THE TOTAL NUMBER OF INFIL TRATIDN GROUPS INITIALLY OBSERVED IN JULY REMAINS AT 27. FIVE PREVIOUSLY OBSERVED GROUPS HERE NOTED IN COM­MUNICATIONS OF 27 AND 3S JYLY. GROUP 9S29, PREV- IOUSLY ·IDENTIFIED AS A SAPPER BATTALION AND lAST NOTED IN A 23 JULY MESSAGE, WAS OBSERVED IN A RECENTLY AVAILABLE 27 JULY MESSAGE AS POSSIBLY BEINO LOCATED.IN LAOS. THERE WERE HO FURTHER DE- TAILS. GROUP 2S52 WAS OBSERVED IN A 3S JULY MESSAGE ADDRESSED TO KHIEN CTHE CUNTROLLING AUTHORITY FOR FOUR DIGIT GROUPS MOVING SOUTH IN THANll

'HOA PROVINCE>. THE GROUP WAS REPORTEDLY COMMANDED BY NOO CANH CACH AND· HAD REPORTEDLY ./ENTERED AND DEPARTED T-12 CLOCATED BY COLLATERAL TO BE IN YEN THANH

"DISTRICT, NGHE AN PROVINCE) WITH A POSSIBLE TROOP STRENGTH OF 611. THE GROUP WAS LAST ~DSERVED ON 21 JULY AT T-lS CLOCATED IN THANH HOA PROVINCE>. GROP 4911 WAS MENTIONED IN THREE 3S JULY MESSAGES. IT'S TROOP STRENGTH ~IAS REPORTED AT 347 ON 29 JULY AND 399 ON 3S JULY. TWO OF THE MESSAGES HERE PRINCIPALLY .

_CONCERNED WITH REPORTS OF THE GROUP'S HEALTH AND WORK ACTIVITIES. THE GROUP SEEM-.ED TO ~E SERVING SOME TYPE OF ROAD BUILDING FUNCTION. THE MESSAGE ALSO MENTIONED THAT AT LEAST FIVE ALLIED PLANES NERE OBSERVED AT UNDISCLOSED . LOCATIONS, RE- PORTEDLY INVOLVED IN RECON~AISSANCE. THE THIRD MESSAGE REPORTED THAT AN UNIDENTIFIED UNIT HAD EXCHANGED TWO BATTALIONS HITH GROUPS 4SlB, 4Sll, AN.D 9S3B. NO FURTHER DETAILS WERE AVAILABLE. IH OTHER DEVELOPMENTS, AMERICAN BOMBING, REPORTEDLY INVOLVING AT LEAST 12ff FRAGMENTATION AND SCATTER BOMBS AT tE KY Cl7-25N 1S6-37E, XE 73 25) WAS OBSERVED IN A 3S JULY COMMUNICATIONS. -/•

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(b) (3)-50 USC 403 (b) (3)-P.L. 86-36 @'pproved for release by NSA on 06-05-2014 1 Transparency Case# 6588a

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DOCID: 4123777

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(b)(3) - 50 USC 403 (b) (3) - 18 USC 798 (b) (3) - P . L . 86 - 36

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