Military Intelligence
135th Military Intelligence Group (Counterintelligence)
Arrived Vietnam: 1 September 1966 Departed Vietnam: 25 September 1969 Previous Station: Fort Bragg Authorized Strength: HHC - 114 (1968) The 135th Military Intelligence Group was co-located with the South Vietnamese Security Service in Saigon and later in Tan Son Nhut. The unit performed specialized long-range counterintelligence special operations and interrogation functions. It provided MACV with centralized and specialized interrogation in support of counterintelligence. counter sabotage, and countersubversion operations. Additionally, it conducted counterintelligence operations to prevent, detect or neutralize hostile espionage activities at their base of operations. The group was composed of personal with special skills and foreign language abilities in support of the joint command. Its personnel could also engage in the effective coordinated defense of the unit's installation. 149th Military Intelligence Group (Collection)
Arrived Vietnam: 18 November 1966 Departed Vietnam: 25 September 1969 Previous Station: Fort Bragg Authorized Strength: HHC - 189 (1968) The mission of the 149th Military Intelligence Group was to command, control and support assigned military intelligence units; provide interrogation and document translation support; plan, conduct, and /or support intelligence collection operations; infiltrate trained personnel into specialized areas and extract by air, land or sea; provide a selective examination, evaluation, and classification of captured enemy material; provide specialized, long-range, counterintelligence special operations and specialized interrogation in support of counterespionage, counter sabotage and countersubversion missions; advise and assist the South Vietnamese in intelligence collection; provide liaison with other commands and agencies as required, and provide military intelligence staff advice and planning assistance. The group was located at Tan Son Nhut. |
325th Military Intelligence Group (Command Support)
Arrived Vietnam: 28 November 1965 Departed Vietnam: 3 March 1973 Previous Station: Fort Bragg Authorized Strength: HHC - (1966) 47 - (1968) 47 - (1971) 175 The 325th Military Intelligence Group provided command, minus operation control, for all units of the group, and limited administrative and logistic support to organic and attached units. It augmented the joint command staff and office of the assistant chief of staff, security, plans and operations of MACV, and the intelligence directories of the area support groups. In essence, the group rendered overall control and personnel support for all U.S. Army intelligence-related activities in Vietnam. The group was located at Tan Son Nhut. 1stMilitary Intelligence Battalion (Air Reconnaissance Support)
Arrived Vietnam: 23 December 1965 Departed Vietnam: 19 April 1971 Previous Station: Fort Bragg Authorized Strength: Battalion - (1966) 279 - (1968) 1,910 - (1971) 214 The mission of the 1st Military Intelligence Battalion was to process, interpret, annotate, reproduce and deliver imagery obtained from tactical air force reconnaissance elements; provide air reconnaissance liaison officers; provide deployed operations parallel to any dispersion of the tactical air force reconnaissance wing, and disseminate all intelligence information obtained through imagery information and visual sightings by the tactical air force reconnaissance elements. It was located in Saigon. 519th Military Intelligence Group (Consolidated)
Arrived Vietnam: 25 October 1965 Departed Vietnam: 18 October 1972 Previous Station: Fort Bragg Authorized Strength: Battalion - (1966) 1,695 - (1968) 1,910 - (1971) 214 The 519th Military Intelligence Group was directly responsible for the U.S. Army Combined Intelligence Center, Vietnam; the Combined Document Exploitation Center, Vietnam; the Combined Military Interrogation Center, Vietnam; and the Combined Material Exploitation Center, Vietnam. It was located in Saigon. |
PROVISIONAL MILITARY INTELLIGENCE BATTALIONS
1st Military Intelligence Battalion, Provisional 20 November 1967-March 1972 Established to control field collection efforts out of Da Nang under the 525th Military Intelligence Group. 2nd Military Intelligence Battalion, Provisional 1 December 1967- 12 March 1972 Established to control military intelligence efforts out of Nha Trang under the 525th Military Intelligence Group. 3rd Military Intelligence Battalion, Provisional 1 December 1967-March 1972 Established to control field collection efforts out of Bien Hoa under the 525th Military Intelligence Group. 4th Military Intelligence Battalion, Provisional 1 December 1967-March 1972 Established to control military intelligence efforts from Can Tho under the 525th Military Intelligence Group. |
5th Military Intelligence Battalion, Provisional 1 December 1967-February 1972 Established to control military intelligence operations out from Saigon under the 525th Military Intelligence Group. 6th Military Intelligence Battalion, Provisional 1 December 1967-15 January 1969 Established to control military intelligence efforts out of Tan Son Nhut. U.S. Army Combat Intelligence Battalion, Vietnam 1 April 1968-24 September 1968 Asset Distribution of the Pov MI Battalions 1st MI Battalion XXIV Corps 571st MI Detachment 2nd MI Battalion II FFV 572nd MI Detachment 3rd MI Battalion I FFV 573rd MI Detachment 4th MI Battalion Delta Command 574th MI Detachment 5th MI Battalion Capital Military Assistance Command & Rung Sat Special Zone 575th MI Detachment |
MILITARY INTELLIGENCE COMPANIES IN VIETNAM
Company: 1st MI* Type: Support-1st Infantry Division Previous Station: Fort Riley Vietnam Service: 20 October 1965 - 15 April 1970 Typical Location: Di An Authorized Strength: (1966) 66-(1968) 66-(1970) Company: 4th MI* Type: Support-4th Infantry Division Previous Station: Fort Lewes Vietnam Service: 6 September 1966 - 7 December 1970 Typical Location: Pleiku Authorized Strength: (1966)-(1968) 62-(1970) 80 Company: 9th MI** Type: Support-9th Infantry Division Previous Station: Fort Riley Vietnam Service: 29 December 1966- 18 August 1969 Typical Location: Dong Tam Authorized Strength: (1966)-(1968) 67-(1970) Company: 25th MI* Type: Support-25th Infantry Division Previous Station: Hawaii Vietnam Service: 11 March 1966 - 8 December 1970 Typical Location: Cu Chi Authorized Strength: (1966) 66-(1968) 66-(1970) 48 Company: 45th MI Type: Image Interpretation Previous Station: Vietnam Vietnam Service: 21 January 1966 - 14 March 1973 Typical Location: Saigon Authorized Strength: (1966) 85-(1968) 85-(1970) 461 Company: 101st MI* Type: Support-101st Airborne Division Previous Station: Fort Campbell Vietnam Service: 25 November 1967- 17 January 1972 Typical Location: Gia Le Authorized Strength: (1966)-(1968) 96- (1970) 153 |
Company: 131st MI Type: Aerial Surveillance Previous Station: Vietnam Vietnam Service: 1 July 1971 - 22 November 1972 Typical Location: Phu Bai Authorized Strength: (1966)-(1968)-(1970) 313 Company: 184th MI Type: Collection Previous Station: Tan Son Nhut Vietnam Service: 4 October 1966 - 25 September 1969 Typical Location: Tan Son Nhut Authorized Strength: (1966)-(1968) 70-(1970) Company: 185th MI Type: Image Interpretation Previous Station: Fort Bragg Vietnam Service: 20 October 1965 - 15 April 1970 Typical Location: Tan Son Nhut Authorized Strength: (1966)-(1968) 75 -(1970) Company: 191st MI* Type: Support-1st Cav Division Previous Station: Fort Benning Vietnam Service: 15 September 1965- 15 August 1972 Typical Location: Phuoc Vinh Authorized Strength: (1966) 66- (1968) 66-(1970) 39 Company: 635th MI* Type: Support-AMERICAL Infantry Division Previous Station: Fort Hood Vietnam Service: 25 October 1967- 31 March 1972 Typical Location: Chu Lai Authorized Strength: (1966)-(1968) 41-(1970) 80 |