504th Infantry Regiment

September 1, 1939 – September 2, 1945 World War II
July 9 – August 17, 1943 Allied invasion of Sicily
September 3–16, 1943 Allied invasion of Italy
January 22 – June 4, 1944 Battle of Anzio
January 30 – February 2, 1944 Battle of Cisterna
June 6, 1944 – July 1944 Invasion of Normandy
September 17–25, 1944 Operation Market Garden
December 16, 1944 – January 25, 1945 Battle of the Bulge
March 22 – May 8, 1945 Western Allied invasion of Germany
April 28, 1965 – September 1966 United States occupation of the Dominican Republic (1965–66)
October 25 – December 15, 1983 United States invasion of Grenada
December 20, 1989 – January 31, 1990 United States invasion of Panama
August 2, 1990 – January 17, 1991 Operation Desert Shield
March 20, 2003 – December 18, 2011 Iraq War
June 15, 2014 – April 16, 2026 Operation Inherent Resolve