Union Corps Histories General Corps Information 1st Corps 2nd Corps 3rd Corps 4th Corps (Army of the Potomac 4th Corps (Army of the Cumberland 5th Corps 6th Corps 7th Corps (Department of Virginia) 7th Corps (Department of Arkansas) 8th Corps 9th Corps 10th Corps 11th Corps 12th Corps 13th Corps 14th Corps 15th Corps 16th Corps 17th Corps 18th Corps 19th Corps 20th Corps (McCook's) 20th Corps (Hooker's) 21st Corps 22nd Corps 23rd Corps 24th Corps 25th Corps Cavalry Corps (Army of the Potomac) Cavalry Corps (Armies of the West) The Civil War Archive ©1998-2016
