V Corps, formerly known as the Fifth Corps, is a regular corps of the United States Army headquartered at Fort Knox, Kentucky and Camp Kościuszko, Poland.
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 104th Infantry Division was an infantry division of the United States Army. Today, it is known as the 104th Training Division (Leader Training) and based at Fort Lewis, Washington, as a training unit of the United States Army Reserve.
The 78th Training Division (Operations) ("Lightning") is a unit of the United States Army which served in World War I and World War II as the 78th Infantry Division, and currently trains and evaluates units of the United States Army Reserve for deployment.
The 100th Training Division (Leader Development) (formerly the 100th Infantry Division) is a division of the United States Army headquartered at Fort Knox, Kentucky. It currently serves as a major training command of the United States Army Reserve. It has been known as the "Century Division" owing to its "100th" designation.
The 81st Readiness Division ("Wildcat") was a formation of the United States Army originally organized as the 81st Infantry Division during World War I. After World War I, the 81st Division was allotted to the Organized Reserve as a "skeletonized" cadre division. In 1942, the division was reactivated and reorganized as the 81st Infantry Division and served in the Pacific during World War II. After World War II, the 81st Infantry Division was allotted to the Organized Reserve as a Class C cadre division, and stationed at Atlanta, Georgia. The 81st Infantry Division saw no active service during the Cold War and was inactivated in 1965.
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 44th Infantry Division was a division of the United States Army National Guard from October 1920 to November 1945, when it was inactivated after Federal Service during World War II. A second 44th Infantry Division existed in the Illinois Army National Guard from 1946 until October 1954, when that division was disbanded after federal service during the Korean War.
The United States Cavalry, or U.S. Cavalry, was the designation of the mounted force of the United States Army. The United States Cavalry was formally created by an act of Congress on 3 August 1861 and ceased as a distinct Army branch in 1942. The name "cavalry" continues to be used as a designation for various specific United States Army formations and functions.
Shoulder sleeve insignia (SSI) are distinctive cloth patches worn on the left sleeve of the United States Army uniform just below the shoulder seam by soldiers assigned to divisions, corps, armies, and other specifically authorized organizations. They are also worn on the right sleeve by soldiers to indicate former overseas service with certain units during periods of U.S. military operations in hostile conditions (MOHC).
The 509th Infantry Regiment is an airborne infantry regiment of the United States Army. The unit was initially activated as a single battalion, the 504th Parachute Infantry Battalion, in October 1941 at Fort Benning, Georgia. Nicknamed "Geronimo", the 509th conducted the U.S. Army's first combat jump during World War II on 8 November 1942, flying 1,500 miles from England to seize Tafarquay airport in Oran, Algeria. The 509th made a total of five combat jumps during the war.
II Field Force, Vietnam was a United States Army Corps-level command during the Vietnam War.
The 62nd Cavalry Division was an Organized Reserve cavalry unit of the United States Army.
The 120th Infantry Brigade is an AC/RC unit based at Fort Cavazos, Texas. The unit falls under command of First Army Division West and validates United States Army Reserve & National Guard forces capability to execute operations in support of FORSCOM approved and Combatant Commander requirements.
The 34th Armor Regiment is an armored regiment of the United States Army formed in 1941.
The 79th Field Artillery Regiment is a field artillery regiment of the United States Army. First constituted 1916 in the Regular Army.
The 58th Infantry Regiment is a regiment of the United States Army first established in 1917.
The 310th Armored Cavalry Regiment was a California-based reconnaissance unit of the United States Army Organized Reserve Corps, which briefly existed after World War II. It was constituted in 1948, partially organized from existing units in 1949, and inactivated in 1950.
Shoulder sleeve insignia (SSI) are cloth emblems worn on the shoulders of US Army uniforms to identify the primary headquarters to which a soldier is assigned.
The 6th Cavalry Brigade was a tactical formation of the United States Army which served in the Second World War before being disbanded following the end of the Cold War.
United States 
United States Army 
III Armored Corps Shoulder Sleeve Insignia
XIX Corps Shoulder Sleeve InsigniaOctober 2, 1935 - October 1, 1943
XIX Corps Shoulder Sleeve InsigniaOctober 1943 - March 10, 1949
XIX Corps Shoulder Sleeve InsigniaAfter March 10, 1949
