Types of Corps

As of 2014, the active field corps in the U.S. Army are I Corps ("eye core"), ... The U.S. Armed Forces use corps administratively in several ways. 1) ...

Corps badges in the American Civil War were originally worn by soldiers of the Union Army on the top of their army forage cap (), left side of the hat, or over their left breast.

The Confederate States Army (C.S.A.) was the military land force of the Confederate States of America (Confederacy) during the American Civil War (1861–1865). On February 28, 1861, the Provisional Confederate Congress established a provisional volunteer army and gave control over military operations and authority for mustering state forces and volunteers to the newly chosen Confederate president, Jefferson Davis.

The Fifth Army Corps was a formation of the United States Army raised for the Spanish–American War, and noted chiefly for its victory in the Siege of Santiago, which led to the general collapse of the Spanish war effort.

The II Corps was a corps-sized formation of the United States Army that was active in both World War I and World War II. It was originally formed and fought on the Western Front during World War I and was also the first American formation of any size to see combat in North Africa or Europe during World War II.