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Brief History of Army MI - Fort Huachuca - U.S. Army

Brief History of Army MI - Fort Huachuca - U.S. Army

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A GUIDE TO STUDYING HISTORY AT FORT HUACHUCAfilled the void. This involvementwith civilian intelligence brought criticismand recriminations for the <strong>Army</strong>which ended its domestic collectionin 1970. The Defense InvestigativeService came into being to performthe background investigations necessaryto grant security clearances, a jobthat had made up 90 percent <strong>of</strong>USAINTC’s mission. Significantlycut back in mission and personnel,USAINTC was closed down in 1974.It was replaced by the U.S. <strong>Army</strong> IntelligenceAgency (USAINTA), a fieldoperating agency <strong>of</strong> ACSI.The U.S. <strong>Army</strong> Security Agency(USASA) became a major army fieldcommand in 1964 and then becameknown as the U.S. <strong>Army</strong> Intelligenceand Security Command (INSCOM)in 1977.<strong>Army</strong> Chief <strong>of</strong> Staff Harold K.Johnson approved on 1 July 1967 therecommendations <strong>of</strong> the NorrisBoard, a body specially created to lookat the <strong>Army</strong>’s intelligence programsand organization. As a result, the old<strong>Army</strong> Intelligence and SecurityBranch, which had included the <strong>Army</strong>Security Agency (ASA), now becamethe Military Intelligence Branch. The<strong>MI</strong> mission changed from one <strong>of</strong>combat service support to combatsupport. And now the <strong>Army</strong> beganstudying the possibility <strong>of</strong> moving theIntelligence School from <strong>Fort</strong>Holabird and centralizing the trainingfor the many intelligence specialties.The early years <strong>of</strong> the war foundmilitary intelligence assets inadequateand unsophisticated, a situation whichhad become the pattern in everyAmerican war. In 1965 there were200 U.S. army <strong>of</strong>ficers serving as intelligenceadvisers with Republic <strong>of</strong>Vietnam troops. When U.S. combattroops were committed in thatyear, the 704th Intelligence CorpsDetachment, a detachment <strong>of</strong> the500th Intelligence Corps Group, andthe 3d Radio Research Unit were onduty in Vietnam. But there wereshortages <strong>of</strong> specialists, especially linguists.Lieut. Gen. Harry W. O.Kinnard, commanding the 1st CavalryDivision in 1965, commented onthe early problems with identifyingthe enemy:When I took the 1st CavalryDivision to Vietnam in 1965, I knewthat finding the enemy would be one<strong>of</strong> our toughest jobs. It occurred tome that perhaps we would be able toidentify the guerrilla, a farmer by dayand a fighter by night, by the darkcircles under his eyes.... As it turnedout, our surveillance was just aboutthat unsophisticated.But improvements were on theway. By the 1968 Tet Offensive,there were 2,500 intelligence specialistsin country under the supervision<strong>of</strong> the U.S. Military Assistance Command,Vietnam (MACV), J-2. InSaigon the 525th Military IntelligenceGroup exercised command and controlover the 135th <strong>MI</strong> Group, acounterintelligence unit; the 149th<strong>MI</strong> Group, which engaged in positivecollection; the 1st <strong>MI</strong> Battalion(Aerial Reconnaissance); and the519th <strong>MI</strong> Battalion, which operatedthe joint US/RVN intelligence centers.The combined intelligence centersshared jointly gathered intelligence,translated captured documentsand interrogated prisoners. There wasa center at MACV and at each <strong>of</strong> thefour corps areas in which the Republic<strong>of</strong> Vietnam <strong>Army</strong> (ARVN) operated.There were over 600 intelligenceadvisers on the ground nowwith the RVN <strong>Army</strong>. The 509thRadio Research Group ran a field stationand provided support through itstactical units to units down to brigadelevel. Combat troops had their ownorganic intelligence assets.Another unique type <strong>of</strong> unit to beintroduced in the Vietnam War wasthe Long-Range Reconnaissance Patrol(LRRP) which consisted <strong>of</strong> fourto six-man teams inserted into enemyterritory to gather intelligence or submitbattle-damage assessments. TheMilitary Assistance Command, Vietnam,Studies and Observation Group(MACV-SOG) was a joint serviceunit under the command <strong>of</strong> the Commander-in-Chief,Pacific(CINCPAC), which inserted intelligenceteams into enemy territory byland, sea or air.It was during the Vietnam Warthat military intelligence reached apotential unparalleled in history. Usingthe latest electronic gear to detectthe enemy, both from the air and theground, hostile concentrations werepin-pointed and enemy traps wereavoided or surprised. Ground surveillanceradars were employed, sidelookingairborne radar (SLAR) wasdeployed and a variety <strong>of</strong> night observationdevices were used whichtook advantage <strong>of</strong> infrared and image-intensification.The first use <strong>of</strong> UnattendedGround Sensors (UGS) was made bythe Marines at Khe Sanh in 1968.They were credited with contributingto the successful defense <strong>of</strong> theMarine base and would evolve in bothsophistication and numbers deployed.The UGS could detect the presence<strong>of</strong> the enemy by acoustic, seismic, ormagnetic indicators which were sentback to monitoring stations.38Call (520) 533-3638, DSN 821-3638, FAX (520) 533-5736.

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