It did not go overseas before the end of the war, and was relieved from the 9th Division and demobilized 15 February 1919 at Camp Sheridan.

The 68th Infantry (Light Tanks) was allotted to the 6th Corps Area, and activated as a "Regular Army Inactive" (RAI) unit at Peoria, Illinois, manned with Organized Reserve personnel.

The 1st and 2nd Battalions were activated on 1 January 1940 at Fort Benning, Georgia, less Reserve personnel, by redesignation of the 1st through 7th Tank Companies (organized in 1918) of the 1st through 7th Divisions.

Located in HHC were platoons of Cavalry Reconnaissance, Mortar, Maintenance, Headquarters, Signal, Supply, Intelligence, Cooks, Chemical, Administration and Medics for the Battalion.

Upon return from deployment to OIF 1, the 4th Infantry Division immediately began reorganization into the "modular brigade" structure of the new U.S. Army.

4th Infantry Division was again deployed to OIF in late 2005, replacing 3rd ID in Baghdad.

Alpha, known as Attack, and Bravo, known as Blackhawk, were designated as infantry companies with M2A3 Bradley fighting vehicles.