A1: American Armoured Division: 1944-1945, Europe
A2: American Infantry Division: Mid 1943-1945, Europe
A3: American Corps and Army Support: 1944-1945 Europe
A4: American Airborne Division: Sept. 1943-1945 All Theaters
A5: American 10th Mountain Infantry Division: 1945 Italy
A6: American 442nd Nesei Infantry Regiment: 1944-1945 Mediterranean
A7A: Allied 1st Airborne Task Force: August 1944, S. France
A8: American Infantry Division: 1937-1941, All theaters
A9: American Armored Division Nov. 1942-Jul 1943, N. Africa, Sicily
A10A: American Corps and Army Support 1942-Aug 1943, Mediterranean
A11: American Armoured Division: July 1940-June 1942 America
A12: American Tank Attack Group November 1941 America
A13: American Marine Division 1942 Pacific
A14: American Marine Division 1943 Pacific
A15: American Marine Division 1944 Pacific
A16: American Marine Division 1945 Pacific
A17: American Infantry Division Aug'42-July'43 Mediterranean
A18: American Armored Division Aug-Dec'43 Mediterranean
A19: American Marine Corps Support 1942 Pacific
A20: American Marine Corps Support 1943 Pacific
A21: American Marine Corps Support 1944-1945 Pacific
A32: American Corps Support, 1940-2, Phillipines
A33: American 5307th Composite Unit 'Merrill's Marauders', Oct'43-Aug'44, Asia
A34: American Marine Brigade, 1941, Pacific, Iceland
A35: American 4th Marine Regiment, Jan-May 1942, Corregidor
A36: 1st American-Canadian Special Service Force, mid 1943-Nov 1944, All Theaters
A39: American 474th Regiment, Apr-May 1945, Germany
A40: American Infantry Division, 1941-2, Phillipines
A44X: Hypothetical Armored Division, Late'45-1946 Europe