One of seven infantry corps in the Army of the Potomac.

Commander: Maj. Gen. Daniel E. Sickles (October 20, 1819 – May 3, 1914). New York politician. Lost his leg at Gettysburg. Post-War Congressman and important proponent of Gettysburg National Military Park.

Strength: 10,675

Losses: 4,211; 593 killed, 3,209 wounded, 589 missing.

Monuments and Memorials of the Third Corps