22nd Infantry regiment on 17 March 2014 at Fort Carson, Colorado. The colors of the unit were cased and sent to the Army Center of Military History. OIF I operations Operation Planet X (15 May 2003) Operation Peninsula Strike (9 June 2003 – 12 June 2003) Operation Desert Scorpion (15 June 2003 – 29 June 2003) Operation Sidewinder (29 June 2003 – 7 July 2003) Operation Soda Mountain (12 July 2003 – 17 July 2003) Operation Ivy Serpent (12 July 2003 – 21 July 2003) Operation Ivy Lightning (12 August 2003) Operation Ivy Needle (26 August 2003 – ?) Operation Industrial Sweep (October 2003) Operation Ivy Cyclone (7 November 2003 – ?) Operation Ivy Cyclone II (17 November 2003 – ?) Operation Red Dawn (13 December 2003) Operation Ivy Blizzard (17 December 2003 – ?) Operation Arrowhead Blizzard (17 December 2003 – ?) Lineage Constituted 5 July 1918 in the National Army as Battery D, 42nd Field Artillery, an element of the 14th Division Organized 10 August 1918 at Camp Custer, Michigan Demobilized 7 February 1919 at Camp Custer, Michigan Reconstituted 1 October 1933 in the Regular Army as Battery D, 42nd Field Artillery. Absorbed 1 October 1940 by Battery A, 42nd Field Artillery Battalion. (Battery A, 42nd Field Artillery, redesignated 1 October 1940 as Battery A, 42nd Field Artillery Battalion, and activated at Fort Benning, Georgia, as an element of the 4th Division – later redesignated as the 4th Infantry Division Inactivated 16 February 1946 at Fort Ord, California Consolidated 28 June 1950 with Battery A, 42nd Coast Artillery [organized in 1907], and consolidated unit designated as Battery A, 42nd Field Artillery Battalion Former Battery D, 42nd Field Artillery, reconstituted 1 April 1957 in the Regular Army and redesignated as Headquarters and Headquarters Battery, 4th Howitzer Battalion, 42nd Artillery, activated 6 May 1959 at Fort Lewis, Washington Redesignated 1 October 1963 as the 4th Battalion, 42nd Artillery Inactivated 15 December 1970 at Fort Carson, Colorado Redesignated 1 September 1971 as the 4th Battalion, 42nd Field Artillery Redesignated at Fort Hood, TX with the 4th Infantry Division 16 January 1996. Redesignated at Fort Carson, CO with the 4th Infantry Division June 2009 Inactivated 17 March 2014 at Fort Carson, CO Campaign participation credit World War I: Alsace 1918 World War II: Normandy (with arrowhead); Northern France; Rhineland; Ardennes-Alsace; Central Europe Vietnam: Counteroffensive, Phase II; Counteroffensive, Phase III; Tet Counteroffensive; Counteroffensive,