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120th Infantry Brigade (United States)
Shoulder sleeve insignia
Country United States
Branch U.S. Army
Service history
Active 1943–1945
2006 – present
Role Training
Size Brigade
Battles Bastogne
Insignia 120InfantryBdeDUI

The 120th Infantry Brigade is an AC/RC unit based at Fort Hood, Texas.

The unit falls under command of First Army, Division West and is responsible for training selected United States Army Reserve & National Guard units in Texas & the South-Western U.S.


  • 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 redesignated 30 March 1943 as Headquarters, 3d Armored Group
  • Reorganized and redesignated 14 September 1943 as Headquarters, 12th Tank Group
  • Reorganized and redesignated 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

Campaign StreamersEdit

Conflict Streamer Year(s)
World War II
European-African-Middle Eastern Campaign Medal streamer
Rhineland 1944
Ardennes-Alsace 1944
Central Europe 1945

Unit DecorationsEdit

Ribbon Award Year Notes
Presidential Unit Citation ribbon Presidential Unit Citation 1944 Bastogne


During World War II, Headquarters, 12th Armored Group was attached to the 9th Armored Division to reinforce Combat Command R. The unit participated in the Siege of Bastogne under the command of the 101st Airborne Division and received the Presidential Unit Citation for participation in that battle.

The unit was formerly designated as 2nd Brigade, 75th Infantry Division. The brigade is a subordinate unit of U.S. First Army In 2006, as part of the Army's Transformation Plan, the 2nd Brigade, 75th Division was reflagged as the 120th Infantry Brigade. In September 2008, the unit was relocated from Fort Sam Houston to Fort Hood, TX.


The unit is composed of:

  • Headquarters & Headquarters Company, 120th Infantry Brigade
  • 289 Inf Rgt DUI 3rd Battalion, 289th Infantry Regiment (CS/CSS) Beaumont, Texas
  • 382 Inf Rgt DUI 1st Battalion, 382nd Infantry Regiment (CS/CSS)
  • 382 Inf Rgt DUI 2nd Battalion, 382nd Infantry Regiment (CS/CSS)
  • 382 Inf Rgt DUI 3rd Battalion, 382nd Infantry Regiment (CS/CSS)
  • 393 Inf Rgt DUI 2nd Battalion, 393rd Infantry Regiment Fort Chaffee, Arkansas
  • 395 infantry regiment unit insignia 2nd Battalion, 395th Infantry Regiment (Field Artillery) Fort Hood, Texas


  • Shoulder sleeve insignia: The flag blue of the shoulder sleeve insignia is the color traditionally associated with Infantry units. The embattled pale suggests tank tracks, denoting the 120th Infantry’s lineage as an armored unit. Red symbolizes the Brigade’s striking capabilities. The bayonet signifies close combat, illustrating the Brigade’s mission.


PD-icon.svg This article incorporates public domain material from the United States Army Center of Military History document "Lineage & Honors for 120th Infantry Brigade".

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