The 34th Field Artillery Battalion was an organic element of the 9th Infantry Division. Constituted as the 34th Field Artillery Regiment in the National Army 5 July 1918 and assigned to the 12th Division. Organized 7 August 1918 at Camp McClellan, Alabama. Did not serve overseas during World War I (was at port of embarkation when the armistice was declared). Demobilized 7 August 1918, Camp McClellan, Alabama. Reconstituted, allotted to the Regular Army and assigned to the 7th Division 22 July 1929. Relieved from assignment to the 7th Division 1 January 1930. Assigned to the 9th Division 1 October 1933 (9th Division redesignated 9th Infantry Division 11 July 1941). Activated 1 August 1940 at Fort Bragg, North Carolina. Reorganized and redesignated 34th Field Artillery Battalion 1 October 1940. Arrived at French Morocco Christmas Day 1942, joining other elements of the division (39th, 47th & 60th Infantry and 26th, 60th and 84th Field Artillery Battalions) which had participated in the Invasion of Norh Africa (8-10 November) and the Algeria-French Morocco Campaign (8-11 November). Seven campaign credits: Tunisia, Sicily, Normandy, Northern France, Rhineland, Ardennes-Alsace and Central Europe. Inactivated 20 November 1946 in Germany. Reactivated 12 July 1948, Fort Dix, New Jersey. Reorganized and redesignated 34th Artillery, a parent regiment under the Combat Arms Regimental System (CARS) 1 December 1957. Elements (Headquarters & Headquarters Battery and Batteries A, B, C & D, 3d Battalion) served in Vietnam 19 December 1966 to 26 July 1969. Eight campaign credits: Counteroffensive Phase II, Counteroffensive Phase III, Tet Counteroffensive (1968), Counteroffensive Phase IV, Counteroffensive Phase V, Counteroffensive Phase VI, Tet 1969 Counteroffensive and Summer-Fall 1969 Campaigns. The 34th Artillery is entitled to the following unit decorations: Presidential Unit Citation (Army) Streamer embroidered THALA, TUNISIA; Valorous Unit Award Streamer embroidered DINH THUONG PROVINCE, Valorous Unit Award Streamer embroidered MEKONG DELTA; Belgian Fourragere, Belgian Croix de Guerre Streamer with Palm embroidered MEUSE RIVER, Belgian Croix de Guerre Streamer with Palm embroidered ARDENNES, Republic of Vietnam Gallantry Cross Unit Citation with Palm and Republic of Vietnam Civic Action Unit Citation with Palm.
(*The 34th was twice cited in the Orders of the Belgian Army for actions at the Meuse River and in the Ardennes in 1944. These two citations entitles the 34th to display the Fourragere and two streamers in the colors of the Belgian Croix de Guerre with Palm listed above. Individuals who participated in BOTH actions were authorized to wear the Fourragere. Unlike the French Fourragere, there were no provisions permitting temporary display.)