The 5th Infantry Division (Mechanized)—nicknamed the "Red Diamond", or the "Red Devils" —was an infantry division of the United States Army that served in World War I, World War II and the Vietnam War, and with NATO and the U.S. Army III Corps. It was inactivated on 24 November 1992 and reflagged as the 2nd Armored Division.
The 94th Division was a unit of the United States Army in World War I, and of the Organized Reserve Corps in 1921 until 1942.
The 76th Infantry Division was a unit of the United States Army in World War I, World War II and the Cold War. The division was inactivated in 1996 and has been reconstituted as the 76th US Army Reserve Operational Response Command in 2013.
The 63rd Infantry Division was an infantry division of the United States Army that fought in Europe during World War II. After the war it was inactivated, but later the division number and shoulder sleeve insignia were authorized for use by the 63rd Army Reserve Command (ARCOM).
The 85th Infantry Division also known as "Custer Division" was an infantry division of the United States Army in World War I and World War II. It currently exists as the 85th Support Command.
The 503rd Infantry Regiment, formerly the 503rd Parachute Infantry Regiment and the 503rd Airborne Infantry Regiment, is an airborne infantry regiment of the United States Army. The regiment served as an independent regiment in the Pacific War during World War II; at Fort Campbell, Kentucky; in Okinawa, Japan; and in Germany. Regimental elements have been assigned to the 2nd Infantry Division, the 11th Airborne Division, the 24th Infantry Division, 25th Infantry Division, the 82nd Airborne Division, 101st Airborne Division, and the 173rd Airborne Brigade Combat Team. Regimental elements have participated in campaigns in the Vietnam War, Operation Enduring Freedom–Afghanistan, and Operation Iraqi Freedom. The regiment claims 15 Medal of Honor recipients: two from World War II, ten from Vietnam, and three from Afghanistan. A parent regiment under the U.S. Army Regimental System. The regiment's 1st and 2nd Battalions are active, assigned to the 173rd Airborne Brigade, based at Caserma Ederle, Vicenza, Italy. The 3rd and 4th Battalions as well as Companies E, F, G, H, and I have been inactived.
The 194th Armored Brigade is a separate brigade of the US Army. All armor, cavalry, and armor and cavalry mechanic soldiers, and Marines in equivalent specialties, are trained by the 194th under the armor component of the Maneuver Center of Excellence at Fort Moore, Georgia, where the 194th has been garrisoned since 2012.
The 205th Infantry Brigade, was first formed as part of the United States Army Reserve's 103rd Division. It was active from 1921 to 1942 and then from 1963 through 1994, and then reformed in 2006.
The 171st Infantry Brigade was an infantry brigade of the United States Army based at Fort Jackson, South Carolina. With a long history of serving, the brigade saw action during both World War I and World War II before it was inactivated in 1946. During the Cold War the brigade was once again activated for a period of ten years until again inactivated in 1972. In 2007 the brigade was reactivated as a training support unit and inactivated on 10 June 2016.
The 191st Infantry Brigade was constituted on 24 June 1921 in the Organized Reserves as Headquarters and Headquarters Company, 191st Infantry Brigade, and assigned to the 96th Division. It was organized in December 1921 at Portland, Oregon, and redesignated on 23 March 1925 as Headquarters and Headquarters Company, 191st Brigade, then redesignated on 24 August 1936 as Headquarters and Headquarters Company, 191st Infantry Brigade. It was converted and redesignated on 6 April 1942 as the 96th Reconnaissance Troop, 96th Division. The Troop was ordered into active military service on 15 August 1942 and reorganized at Camp Adair, Oregon, as the 96th Cavalry Reconnaissance Troop, an element of the 96th Infantry Division. It was reorganized and redesignated on 16 August 1943 as the 96th Reconnaissance Troop, Mechanized, and then again reorganized and redesignated on 20 November 1945 as the 96th Mechanized Cavalry Reconnaissance Troop. Following World War II service with the 96th Infantry Division in the Pacific, it was inactivated on 3 February 1946 at Camp Anza, California.
The 181st Infantry Brigade is an infantry brigade of the United States Army based at Fort McCoy, Wisconsin. As a First Army brigade, the unit serves primarily in a partnering and training role for Reserve Units. The brigade is subordinate to the First United States Army, headquartered at Rock Island Arsenal, Illinois. It has ten subordinate battalions.
The 9th Field Artillery Regiment is a field artillery regiment of the United States Army first formed in 1916. The regiment served in Hawaii during World War I, 3rd, 4th, 7th, and 9th Divisions between the world wars, and with 3rd Infantry Division during World War II and Korea. Since 1957, the regiment has been a parent regiment under the Combat Arms Regimental System and the U.S. Army Regimental System, with regimental elements serving with the 3rd, 4th, 10th, 25th, 79th, 83rd, and 96th Infantry Divisions and various field artillery brigades and groups. The regiment's single active component, the 1st Battalion, 9th Field Artillery Regiment, is assigned to the 2nd Brigade Combat Team, 3rd Infantry Division and stationed at Fort Stewart, Georgia.
The 51st Infantry Regiment is a regiment of the United States Army first established in 1917.
The 307th Infantry Regiment was a National Army unit first organized for service in World War I as part of the 77th Division in France. It later served in the Pacific Theater during World War II. Since then it has served as a training Regiment. In 1999, it was withdrawn from the Combat Arms Regimental System and redesignated as a non-branch regiment. The regiment's 1st Battalion is assigned to the 174th Infantry Brigade at Joint Base McGuire–Dix–Lakehurst, New Jersey, with the 2nd Battalion is assigned to the 157th Infantry Brigade at Camp Atterbury, Indiana.
The 337th Infantry Regiment was an American National Army Infantry Regiment first organized for service in World War I as part of the 85th Division. It later served in the Mediterranean Theater during World War II. Since then it has served as a training regiment, training Army Reserve and Army National Guard soldiers for overseas service.
The 340th Infantry Regiment was a National Army unit first organized for service in World War I as part of the 85th Infantry Division in Europe. Since then it has served as a training regiment, training Army Reserve and Army National Guard soldiers fighting in the War in Afghanistan (2001-2021) and the War in Iraq.
The 351st Infantry Regiment is a United States Army infantry regiment first organized in the National Army for service in World War I as part of the 88th Division in Europe. During the interwar period, it was reconstituted in the Organized Reserve with the 88th Division and later served in the Mediterranean Theater during World War II. Since then, it has served as a training regiment, training Army Reserve and Army National Guard soldiers for service overseas after the September 11 terrorist attacks.
The 306th Infantry Regiment was a National Army unit first organized for service in World War I as part of the 77th Infantry Division in Europe. It later served in the Pacific Theater during World War II. Since then it has served as a training Regiment. In 1999, it was withdrawn from the Combat Arms Regimental System and redesignated as a non-branch regiment. The regiment's 1st, 2nd, 4th, and 5th battalions are stationed at Fort Stewart under the command of the 188th Infantry Brigade. The 3rd Battalion is inactive.
The 310th Infantry Regiment was a National Army Infantry Regiment first organized for service in World War I as part of the 78th Division. It later served in the European Theater during World War II. Since then it has served as a training Regiment, training Army Reserve and Army National Guard soldiers for service after the September 11 terrorist attacks.
The 305th Infantry Regiment was a National Army unit first organized for service in World War I as part of the 77th Infantry Division in Europe. It later served in the Pacific Theater during World War II. Since then it has served as a training Regiment. In 1999, it was withdrawn from the Combat Arms Regimental System and redesignated as a non-branch regiment. The regiment's 1st and 2nd battalions are stationed at Camp Shelby under the command of the 177th Armored Brigade. The regiment's 3rd battalion is inactive.
