Constituted 1 March 1942 as the 7th Armored Division and activated at Camp Polk, Louisiana.
Inactivated 9 October 1945 at Camp Patrick Henry, Virginia.
Activated 10 November 1950 at Camp Roberts, California.
Major General Lindsey M. Silvester - Assumed command March 1942
Major General Robert W. Hasbrouck - November 1944
Headquarters and Headquarters Company, 7th Armored Division
87th Cavalry Reconnaissance Squadron
33rd Armored Engineer Battalion
Headquarters and Headquarters Company, Combat Command A, 7th Armored Division
Headquarters and Headquarters Company, Combat Command B, 7th Armored Division
Headquarters, Reserve Command, 7th Armored Division
17th Tank Battalion
31st Tank Battalion
40th Tank Battalion
23rd Armored Infantry Battalion
38th Armored Infantry Battalion
48th Armored Infantry Battalion
Headquarters and Headquarters Battery, Division Artillery
434th Armored Field Artillery Battalion
440th Armored Field Artillery Battalion
489th Armored Field Artillery Battalion
Headquarters and Headquarters Company, Division Trains
77th Armored Medical Battalion
129th Armored Ordnance Battalion
147th Armored Signal Company
Northern France, Rhineland, Ardennes-Alsace, Central Europe