The 2nd Infantry Division ("Indianhead") is a formation of the United States Army. Since the 1960s, its current primary mission is the pre-emptive defense of South Korea in the event of an invasion from North Korea. There are approximately 17,000 soldiers in the 2nd Infantry Division, with 10,000 of them stationed in South Korea, accounting for about 35% of the United States Forces Korea personnel. Denoted the 2nd Infantry Division-ROK/U.S. Combined Division (2ID/RUCD), the division is augmented by rotational Brigade Combat Teams (BCTs) from other U.S. Army divisions.
Terminal High Altitude Area Defense (THAAD), formerly Theater High Altitude Area Defense, is an American anti-ballistic missile defense system designed to shoot down short, medium, and intermediate-range ballistic missiles in their terminal phase by intercepting with a hit-to-kill approach. THAAD was developed after the experience of Iraq's Scud missile attacks during the Gulf War in 1991. The THAAD interceptor carries no warhead, instead relying on its kinetic energy of impact to destroy the incoming missile.
The 5th Battalion, 52nd Air Defense Artillery Regiment is an air defense artillery battalion in the United States Army based at Fort Bliss, Texas. Known as "five-five-deuce", the battalion motto is "Always Prepared" The former motto was "We Build Warriors". The battalion is part of 11th Air Defense Artillery Brigade and the 32nd Army Air & Missile Defense Command.
The Air Defense Artillery Branch is the air defense branch of the United States Army, specializing in the use of anti-aircraft weapons to conduct anti-aircraft warfare operations. In the U.S. Army, these groups are composed of mainly air defense systems such as the Patriot Missile System, Terminal High Altitude Area Defense (THAAD), and the Avenger Air Defense system which fires the FIM-92 Stinger missile.
The 108th Air Defense Artillery Brigade is an air defense artillery brigade of the United States Army. The mission of the brigade is to train and maintain a strategic crisis response air defense artillery brigade capable of deploying worldwide, on short notice, to provide air defense force protection from air-breathing threats and tactical ballistic missiles, as well as allow freedom of maneuver for XVIII Airborne Corps operations.
The 11th Air Defense Artillery Brigade is an air defense artillery brigade of the United States Army stationed at Fort Bliss.
The 31st Air Defense Artillery Brigade is an air defense artillery brigade of the United States Army based at Fort Sill, Oklahoma.
The 35th Air Defense Artillery Brigade (ADAB) is an Air Defense Artillery unit of the United States Army subordinate to the Eighth United States Army, located at Osan Air Base in the Republic of Korea. 35th ADAB has integrated the Terminal High Altitude Area Defense (THAAD) into its layered defense on the Korean Peninsula. D Battery 2nd Air Defense Artillery Regiment (ADAR).
The 69th Air Defense Artillery Brigade is an air defense artillery brigade of the United States Army.
The 94th Army Air and Missile Defense Command is an activated Air Defense Artillery command of the United States Army assigned to United States Army Pacific. It is headquartered at Joint Base Pearl Harbor–Hickam, Hawai'i at the Pacific Air Force Headquarters.
The 32nd AAMDC or 32nd Army Air and Missile Defense Command is a theater level Army air and missile defense multi-component organization with a worldwide, 72-hour deployment mission. The 32nd AAMDC commands echelon above corps (EAC) ADA brigades and other assigned forces. Four such brigades, 11th Air Defense Artillery Brigade, 31st Air Defense Artillery Brigade, 69th Air Defense Artillery Brigade, and 108th Air Defense Artillery Brigade; by training, all stand ready to accomplish their mission of air defense against missile attack – 'anywhere, anytime' in support of the war-fighting combatant commander (CCDR).
The 2nd Air Defense Artillery Regiment is an air defense artillery regiment of the United States Army, first formed in 1821 as a field artillery unit.
The 7th Air Defense Artillery Regiment is an air defense artillery regiment of the United States Army, first constituted in the Regular Army as the 7th Regiment of Artillery on 8 March 1898. The 6th and 7th U.S. Artillery Regiments were constituted on 8 March 1898, three weeks after the explosion of USS Maine in Havana, Cuba on 15 February 1898, as the United States' declaration of war on Spain and commencement of the Spanish–American War seemed imminent.
The 43rd Air Defense Artillery Regiment is an air defense artillery regiment of the United States Army first constituted 1918 in the Regular Army.
The 44th Air Defense Artillery Regiment is an Air Defense Artillery regiment of the United States Army, first constituted in 1918 in the Regular Army during World War I. During World War II the unit served as the 54th Coast Artillery Regiment
The 71st Air Defense Artillery was a regiment in the United States Army.
The 10th Army Air and Missile Defense Command is a theater level Army air and missile defense organization and directly subordinated to United States Army Europe. On order, the 10th AAMDC deploys worldwide to conduct joint and combined/coalition air missile defense ops for US European Command. The 10th AAMDC serves as the United States Army in Europe's executive agent for all theater air and missile defense ops and air missile defense force management.
The 62nd Air Defense Artillery Regiment is an Air Defense Artillery regiment in the United States Army. The lineages of some of the units that have been part of the 62nd Air Defense Artillery and its predecessors give the regiment campaign credit for the War of 1812.
The 2nd Infantry Division Artillery (DIVARTY) or "Warrior Strike" is the Force Field Artillery Headquarters for the 2nd Infantry Division. The DIVARTY served with the division from 1917 to present, including combat service in World War I, World War II, and the Korean War. In addition to peacetime service with the division at Fort Lewis, Washington, Fort Benning, Georgia, and in Japan and Alaska, the DIVARTY spent 40 years in Korea. After seven years stationed at Joint Base Lewis–McChord, where the DIVARTY provided fire support coordination and mission command for the training and readiness of five field artillery battalions, the Army restationed the DIVARTY to Camp Humphreys on 16 September 2021.
The 562nd Air Defense Artillery Regiment was an air defense regiment of the United States Army. It was organized under the Combat Arms Regimental System.
USA 
United States Army 
94th Army Air and Missile Defense Command; 
United States Army, Japan 
