120th Infantry Brigade History

166th AVN BDE Logo

Constituted 26 March 1943 in the Army of the United States as Headquarters, 3d Armored Infantry Group.

Activated 31 March 1943 at Camp Chaffee, Arkansas.

Reorganized and re-designated 30 March 1943 as Headquarters, 3d Armored Group.

Reorganized and re-designated 14 September 1943 as Headquarters, 12th Tank Group.

Reorganized and re-designated 13 December 1943 as Headquarters, 12th Armored Group.

Inactivated 20 October 1945 at Camp Gruber, Oklahoma.

Disbanded 2 July 1952.

Reconstituted 24 October 1997 in the Regular Army as Headquarters, 120th Infantry Brigade, and activated at Fort Sam Houston, Texas.

Inactivated 16 October 1999 at Fort Sam Houston, Texas.

Activated 1 December 2006 at Fort Sam Houston, Texas.


World War II Campaigns:
Central Europe

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