Constituted 5 August 1917 as the 89th Division.
Organized 15 August 1917 at Camp Funston, Kansas.
Inactivated 12 June 1919 at Camp Funston, Kansas.
Activated in November 1921 with headquarters at Omaha, Nebraska.
Ordered into active military service 15 July 1942 and reorganized at Camp Carson. Colorado.
Redesignated 1 August 1942 as the 89th Infantry Division.
Reorganized and redesignated 1 August 1943 as the 89th Light Division.
Inactivated 17 December 1945 at Camp Shanks, New York.
Activated 24 January 1947 with headquarters at Wichita, Kansas.
Major General Thomas D. Finley - Assumed command February 1943
Headquarters, 89th Infantry Division
Headquarters Company, 89th Infantry Division
89th Cavalry Reconnaissance Troop
314th Engineer Combat Battalion
353rd Infantry Regiment
354th Infantry Regiment
355th Infantry Regiment
Headquarters and Headquarters Battery, Division Artillery
340th Field Artillery Battalion
341st Field Artillery Battalion
563rd Field Artillery Battalion
914th Field Artillery Battalion
Headquarters, Special Troops
314th Medical Battalion
714th Ordnance Light Maintenance Company
89th Signal Company
405th Quartermaster Company
Rhineland, Central Europe