5th Battalion 7th Air Defense Artillery Regiment The 5th Battalion , 7th Air Defense Artillery Regiment ( United States ) is an air defense unit of the United States Army . It is currently a subordinate unit of the 10th Army Air & Missile Defense Command and comprises six battery level units . The 5th Battalion , 7th ADA is headquartered at Rhine Ordnance Barracks in Kaiserslautern , Germany . History . The 5th Battalion , 7th Air Defense Artillery was originally constituted on 8 March 1898 in the Regular Army as Battery E , 7th Regiment of Artillery . It organized on 31 March 1898 at Fort Slocum , NY . It was reorganized and redesignated on 13 February 1901 as the 75th Company , Coast Artillery , Artillery Corps . The unit was later re - designated on 2 February 1907 as the 75th Company , Coast Artillery Corps ; on 18 July 1916 as the 2nd Company , Fort Kamehameha Hawaii ; on 31 August 1917 as the 2nd Company , Coast Defenses of Oahu ; in February 1921 as the 2nd Company , Coast Defenses of Pearl Harbor ; and on 30 June 1922 as the 75th Company , Coast Artillery Corps . It was reorganized and re - designated on 1 July 1924 as Battery E , 7th Coast Artillery . It inactivated on 1 February 1940 at Fort Dupont , DE . It reactivated on 13 February 1941 at Fort Hancock , New Jersey , and inactivated on 13 April 1944 at Camp Chaffee , AR . It was disbanded on 14 June 1944 . The unit was reconstituted on 28 June 1950 in the Regular Army ; and concurrently consolidated with Battery A , 26th Antiaircraft Artillery Automatic Weapons Battalion ( active ) which itself was originally constituted on 25 February 1943 in the Army of the United States as Battery A , 784th Coast Artillery Battalion , and activated on 10 April 1943 at Fort Bliss , Texas . That unit was later re - designated on 30 April 1943 as Battery A , 784th Antiaircraft Artillery Automatic Weapons Battalion and inactivated on 31 December 1945 in Germany . It was re - designated on 13 October 1948 as Battery A , 26th Anti - aircraft Artillery Automatic Weapons Battalion , and allotted to the Regular Army , and activated on 20 March 1949 in Japan as an element of the 24th Infantry Division . The consolidated unit was designated as Battery A , 26th Anti - aircraft Artillery Automatic Weapons Battalion , an element of the 24th Infantry Division . It was re - designated on 1 January 1953 as Battery A , 26th Anti - aircraft Artillery Battalion and inactivated on 15 October 1957 in Korea . The 26th Antiaircraft Artillery Battalion meanwhile was relieved on 5 June 1958 from assignment to the 24th Infantry Division . The unit was consolidated on 12 August 1958 with Battery E , 7th Field Artillery ( organized in 1916 ) , and the consolidated unit was re - designated as Headquarters and Headquarters Battery , 5th Missile Battalion , 7th Artillery ( its organic elements were concurrently constituted ) . The battalion was activated on 1 September 1958 at Tappan , NY . It was re - designated on 20 December 1965 as the 5th Battalion , 7th Artillery . It inactivated on 30 November 1968 at Tappan , NY . It was re - designated ( less former Battery E , 7th Field Artillery ) on 1 September 1971 as the 5th Battalion , 7th Air Defense Artillery ( former Battery E , 7th Field Artillery , concurrently re - designated as the 5th Battalion , 7th Field Artillery – hereafter separate lineage ) . It reactivated on 17 December 1988 at Fort Bliss , TX . On 21 December 1998 Headquarters U . S . Army Europe announced plans to realign its air defense artillery units to comply with the Army ’ s Patriot Standardization Plan . As a result of the plan , USAREUR realigned its three Patriot missile battalions with their twelve missile batteries , two maintenance companies and one maintenance team into two battalions with five batteries and one maintenance company each . A Battery , 1st Battalion , 7th ADA was assigned to the 5th Battalion , 7th ADA in Hanau and moved from Rhein Ordnance Barracks to Babenhausen , Germany . F Battery , 6th Battalion , 52nd ADA , located at Ansbach , was also assigned to the 5 – 7th ADA and moved to Babenhausen . These units were re - flagged as D Battery and E Battery , 5th Bn , 7th ADA . Now the battalion is stationed in Kaiserslautern , Germany subordinate to the 10th Army Air & Missile Defense Command with five batteries and a maintenance company .