4th Battalion, 31st Infantry (Light Infantry)Arrived Vietnam: 26 August 1966
Departed Vietnam: 25 October 1971 Previous Station: Fort Devens Authorized Strength: Battalion 1966 - 778 / 1968-920 / 1970 - 920 The 4th Battalion, 31st Infantry ("The Polar Bears") served as part of the 196th Infantry Brigade in Vietnam, being officially transferred to the 23rd Infantry Division (AMERICAL) on 15 February 1969. Location: Tay Ninh Service: Aug. 66 - April 67 Major Command: 196th Infantry Brigade Location: Chu Lai Service: May 67 - Sept. 67 Major Command: 196th Infantry Brigade (With duty in Task Force Oregon) Location: Chu Lai Service: Oct. 67 - Feb. 68 Major Command: 196th Infantry Brigade Location: Tam Ky Service: March 68 - April 68 Major Command: 196th Infantry Brigade Location: Phong Dien Service: May 68 Major Command: 196th Infantry Brigade Location: Hoi An Service: June 68 - July 68 Major Command: 196th Infantry Brigade Location: Chu Lai/Tam Ky Service: Aug. 68 - Nov. 68 Major Command: 196th Infantry Brigade Location: Chu Lai/Xuyen Tay Service: Dec. 68 - Jan. 69 Major Command: 196th Infantry Brigade Location: Chu Lai/Xuyen Tay Service: Feb. 69 - July 69 Major Command: 23rd Infantry Division (AMERICAL) Location: Chu Lai/Nuong Xuan Service: Aug. 69 Major Command: 23rd Infantry Division (AMERICAL) Location: Chu Lai/Thang Binh Service: Sept. 69 - Dec. 69 Major Command: 23rd Infantry Division (AMERICAL) Location: Chu Lai/Tuang Dong Service: Jan. 70 - July 70 Major Command: 23rd Infantry Division (AMERICAL) Location: Chu Lai/Tam Ky Service: Aug. 70 Major Command: 23rd Infantry Division (AMERICAL) Location: Tam Ky Service: Sept. 70 - April 71 Major Command: 23rd Infantry Division (AMERICAL) Location: Da Nang Service: May 71 - Oct. 71 Major Command: 23rd Infantry Division (AMERICAL) 4th Battalion, 39th Infantry (Infantry)Arrived Vietnam: 3 January 1967
Departed Vietnam: 30 July 1969 Previous Station: Fort Riley Authorized Strength: 818 The 4th Battalion, 39th Infantry ("A-A-A-O") was part of the 9th Infantry Division. Location: Bear Cat Service: Jan. 67 - Oct. 67 Major Command: 1st Brigade, 9th Infantry Division Location: Nha Be Service: Feb. 68 - July 68 Major Command: 1st Brigade, 9th Infantry Division Location: Nha Be Service: Aug. 68 - Oct. 68 Major Command: 3rd Brigade, 9th Infantry Division Location: Binh Long Service: Nov. 68 Major Command: 3rd Brigade, 9th Infantry Division Location: Binh Long Service: Dec. 68 - Feb. 69 Major Command: 1st Brigade, 9th Infantry Division Location: Dong Tam/Cai Lay Service: March 69 Major Command: 1st Brigade, 9th Infantry Division Location: Dong Tam Service: April 69 Major Command: 1st Brigade, 9th Infantry Division Location: Dong Tam/Cai Lay Service: May 69 - July 69 Major Command: 1st Brigade, 9th Infantry Division |
47th Battalion, 31st Infantry (Riverine Infantry)Arrived Vietnam: 30 January 1967
Departed Vietnam: 13 July 1969 Previous Station: Fort Riley Authorized Strength: 814 The 4th Battalion, 47th Infantry served as a component of the 9th Infantry Division's Mobile Riverine Force in Vietnam. Location: Phu My Service: Jan. 67 - May 67 Major Command: 2nd Infantry Brigade, 9th Infantry Division (Battalion not afloat; housed in barracks / ships during other periods.) Location: Dong Tam Service: June 67 - Feb. 68 Major Command: 2nd Infantry Brigade, 9th Infantry Division Location: Dong Tam/Can Tho Service: March 68 Major Command: 2nd Infantry Brigade, 9th Infantry Division Location: Dong Tam/Vinh Long Service: April 68 - May 68 Major Command: 2nd Infantry Brigade, 9th Infantry Division Location: Dong Tam/Mo Ca Service: June 68 Major Command: 2nd Infantry Brigade, 9th Infantry Division Location: Dong Tam/My Tho Service: July 68 Major Command: 2nd Infantry Brigade, 9th Infantry Division Location: Dong Tam Service: Aug. 68 - Nov. 68 Major Command: 2nd Infantry Brigade, 9th Infantry Division Location: Dong Tam/Truc Giang Service: Dec. 68 - Jan. 69 Major Command: 2nd Infantry Brigade, 9th Infantry Division Location: Dong Tam Service: Feb. 69 - April 69 Major Command: 2nd Infantry Brigade, 9th Infantry Division Location: Truc Giang Service: May 69 - June 69 Major Command: 2nd Infantry Brigade, 9th Infantry Division Location: Dong Tam Service: July 69 Major Command: 2nd Infantry Brigade, 9th Infantry Division 4th Battalion, 503rd Infantry (Airborne Infantry)Arrived Vietnam: 25 June 1966
Departed Vietnam: 20 August 1971 Previous Station: Fort Campbell Authorized Strength: Battalion 1966 - 792 / 1968-920 / 1970 - 920 The 4th Battalion, 503rd Infantry ("The Rock Regiment") was activated at Fort Campbell 1 April 1966 to provide a third maneuver element for the 173rd Airborne Brigade. This role had been fulfilled by the 1st Battalion, Royal Australian Regiment, which served with the 173rd Airborne Brigade in Vietnam from 25 May 1965 - June 14 1966. Location: Bien Hoa Service: June 66 - May 67 Major Command: 173rd Airborne Brigade Location: Pleiku Service: June 67 Major Command: 173rd Airborne Brigade Location: Bien Hoa/Dak To Service: July 67 - Sept. 67 Major Command: 173rd Airborne Brigade Location: Bien Hoa/Tuy Hoa Service: Oct. 67 Major Command: 173rd Airborne Brigade Location: An Khe/Tuy Hoa Service: Nov. 67 Major Command: 173rd Airborne Brigade Location: An Khe/Dak To Service: Dec. 67 - Feb. 68 Major Command: 173rd Airborne Brigade Location: An Khe/Kontum Service: March 68 Major Command: 173rd Airborne Brigade Location: An Khe Service: April 68 Major Command: 173rd Airborne Brigade Location: An Khe/Bong Son Service: May 68 - Nov. 69 Major Command: 173rd Airborne Brigade Location: Bong Son Service: Dec. 69 - Aug. 71 Major Command: 173rd Airborne Brigade |