• 28th Infantry Regiment was constituted in the Regular Army on 2 February 1901 as an expansion unit for service in the Philippines as follows: :1st Battalion constituted in the
Regular Army as Company A, 28th Infantry Regiment. :2nd Battalion constituted in the Regular Army as Company B, 28th Infantry Regiment. • 28th Infantry Regiment organized at
Vancouver Barracks,
Washington as follows: :1st Battalion organized 10 June 1901. :2nd Battalion organized 17 June 1901. • Regiment assigned 8 June 1917 to the 1st Expeditionary Division, which was later redesignated as the
1st Infantry Division. • 1st Battalion inactivated 30 September 1933 at
Fort Hayes,
Ohio. • Regiment relieved from assignment to the 1st Infantry Division 16 October 1939. • Regiment assigned 22 June 1940 to the
8th Infantry Division. • 1st Battalion activated 10 October 1940 at
Fort Niagara, New York. • Regiment moved on 2 December 1940 to
Fort Jackson,
South Carolina. • Regiment reorganized on 9 April 1942 as 28th Infantry Regiment (Motorized). • Regiment participated in the September–November 1942 Tennessee Maneuvers. • Regiment transferred to
Fort Leonard Wood, Missouri, on 28 November 1942 • Regiment staged at
Camp Young, California for Deployment from San Francisco Port of Embarkation 20 March 1943, where the unit was stripped of its motorized assets, and redesignated as the 28th Infantry Regiment. • Regiment's deployment assignment was changed to the European Theater on 1 May 1943. • Regiment moved from Camp Young to
Camp Forrest, Tennessee on 17 August 1943, where it retrained for European service. • Regiment staged at
Camp Kilmer on 23 November 1943. • 28th Infantry Regiment deployed from New York Port of Embarkation on 5 December 1943 • Arrived in England on 16 December 1943. • Deployed forward to France on 3 July 1944. • Regiment attached to
6th Armored Division from 18 August 1944. • Regiment released from attachment to
6th Armored Division on 21 August 1944. • Regiment crossed into
Luxembourg on 30 September 1944. • Regiment entered Germany on 19 November 1944. • Regiment was redeployed to Hampton Roads Port of Embarkation 6 July 1945 en route to assignment to the Pacific Theater. • Regiment moved to
Fort Leonard Wood,
Missouri to begin training for invasion of Japanese Home Islands on 9 July 1945. • Regiment was located at
Fort Leonard Wood on 14 August 1945, which is when Japan agreed to surrender. • Regiment inactivated 1 November 1945 at
Fort Leonard Wood,
Missouri. • Regiment activated 17 August 1950 at
Fort Jackson,
South Carolina • Regiment reorganized and redesignated 1 August 1957 as follows: :HHC, 1st Battalion became Headquarters and Headquarters Company, 1st Battle Group, 28th Infantry, and remained assigned to the 8th Infantry Division (organic elements concurrently constituted and activated) :HHC, 2nd Battalion became Headquarters and Headquarters Company, 2d Battle Group, 28th Infantry, relieved from assignment to the 8th Infantry Division, and assigned to the 1st Infantry Division (organic elements concurrently constituted and activated) • HHC, 2nd Battle Group relieved 26 December 1958 from assignment to the 1st Infantry Division and assigned to the
24th Infantry Division • HHC, 1st Battle Group relieved 1 May 1959 from assignment to the 8th Infantry Division and assigned to the 1st Infantry Division • HHC, 2nd Battle Group inactivated 1 February 1963 in Germany and relieved from assignment to the 24th Infantry Division • HHC, 2nd Battle Group redesignated 23 October 1963 as the HHC, 2nd Battalion, 28th Infantry, and assigned to the 1st Infantry Division. • On 13 January 1964, the regiment was affected at Fort Riley as follows: :HHC, 1st Battle Group reorganized and redesignated as the 1st Battalion, 28th Infantry Regiment. :HHC, 2nd Battalion was activated. • The regiment arrived in Vietnam as follows: :2nd Battalion: 2 October 1965 :1st Battalion: 10 October 1965 • Regiment returned from Vietnam on 8 April 1970. • 2nd Battalion inactivated 15 April 1970 at
Fort Riley, Kansas, and relieved from assignment to the 1st Infantry Division • 2nd Battalion assigned 21 February 1973 to the
8th Infantry Division • 2nd Battalion activated 31 August 1973 in Germany. • HHC, 1st Battalion inactivated 28 February 1983 at
Fort Riley,
Kansas, and relieved from assignment to the 1st Infantry Division • 2nd Battalion inactivated 1 August 1984 in Germany and relieved from assignment to the 8th Infantry Division • Regimental and battalion headquarters reassigned 27 February 1987 to the
United States Army Training and Doctrine Command and activated at
Fort Jackson,
South Carolina. • HHC, 2nd Battalion inactivated 30 September 1994 at Fort Jackson, South Carolina • HHC, 2nd Battalion activated 16 September 1996 at Fort Jackson, South Carolina • Regiment redesignated 1 October 2005 as follows: :HHC, 1st Battalion, 28th Infantry Regiment became Headquarters, 1st Battalion, 28th Infantry Regiment :HHC, 2nd Battalion, 28th Infantry Regiment became Headquarters, 2nd Battalion, 28th Infantry Regiment. • Regimental Hqs. and Battalion Hqs. inactivated 16 November 2005 at Fort Jackson, South Carolina, and withdrawn from the United States Army Training and Doctrine Command. • 1st Battalion assigned 16 January 2006 to the 4th Brigade Combat Team, 1st Infantry Division, and activated at
Fort Riley,
Kansas. • 2nd Battalion activated 16 March 2008 in
Grafenwoehr, Germany. • 2nd Battalion inactivated 31 May 2013 in
Grafenwoehr, Germany. • 1st Battalion inactivated 9 April 2015 at
Fort Riley, Kansas. • 1st Battalion activated 16 December 2015 at
Fort Benning, Georgia, as Task Force 1-28. • The Task Force was converted on 23 October 2020 to 1st Battalion, 28th Infantry Regiment. • 1st Battalion inactivated 24 March 2023 at Fort Benning, Georgia. ==Honors==