The United States Army in the Eastern Theater
< to June • July 1862 • to August >
From April 4 to July 23, 1862 there was no commander in chief of the army.
Commanded by Major General Henry Halleck after July 23
Army of the Potomac
(operating in Virginia)
Major General George B. McClellan
Army of Virginia
Major General John Pope
Department of Virginia
Major General John Dix
Middle Department
Major General John E. Wool
Military Dist. of Washington
Brigadier General James S. Wadsworth