The 37th Field Artillery Regiment is a field artillery regiment of the United States Army, and parent regiment under the U.S. Army Regimental System. The regiment was first constituted 5 July 1918 in the National Army. The regiment served with the 10th Division during World War I, and the 2nd Infantry Division during World War II. Elements of the regiment have served with the 2nd Infantry Division, 6th Infantry Division, 79th Infantry Division, and 172nd Infantry Brigade, among other units. Two battalions of the regiment are currently active, the 1st Battalion, 37th Field Artillery is the 155mm towed cannon battalion assigned to the 1st Stryker Brigade Combat Team, 2nd Infantry Division and the 6th Battalion, 37th Field Artillery is a Multiple Launch Rocket System battalion in the 210th Field Artillery Brigade.