The 110th Infantry Regiment is a regiment of the United States Army. Its legacy unit, 1st Battalion, 110th Infantry, is a subordinate command of 2nd Brigade, 28th Infantry Division.
The regiment served with the 55th Infantry Brigade, 28th Infantry Division from September 1917 – May 1919, and from 1921–24.
Organized and federally recognized 8 June 1921 in the Pennsylvania National Guard at Washington, Pennsylvania as Headquarters Company, 1st Battalion, 110th Infantry, an element of the 28th Division (later redesignated as the 28th Infantry Division).
Inducted into federal service 17 February 1941 at Washington.
Inactivated 25 October 1945 at Camp Shelby, Mississippi.
Reorganized and federally recognized 12 December 1946 at Washington as Headquarters Company, 110th Infantry.
Ordered into active federal service 5 September 1950 at Washington.
Headquarters Company, 110th Infantry [NGUS], organized and federally recognized 16 July 1953 at Washington.
Released from active federal service 15 June 1954 and reverted to state control; federal recognition concurrently withdrawn from Headquarters Company, 110th Infantry (NGUS).
Reorganized and redesignated 1 June 1959 as Headquarters Company, 1st Battle Group, 110th Infantry.
Current reorganization as of March 2014
Home Station: Mount Pleasant, Pennsylvania
Company A – Indiana, Pennsylvania
Company B – Waynesburg, Pennsylvania
Company C – Connellsville, Pennsylvania
Company D – Greensburg, Pennsylvania
In June 2016, 1st Battalion-110th Infantry Regiment deployed to Jordan, UAE, and Kuwait to train their forces.
