Army - 1st Battalion 502nd Infantry - Desert Storm with Service Ribbons - MugThe 502nd Infantry Regiment (502nd IR), previously titled the 502nd Parachute Infantry Regiment (502nd PIR), is an infantry regiment of the United States Army. The regiment was established shortly after the American entry into World War II, and was assigned as a regiment of the 101st Airborne Division, "The Screaming Eagles", one of the most decorated formations of the U. S. Army. The regiment saw substantial action in the European Theater of World