2nd U.S. Artillery
| 2nd Air Defense Artillery Regiment | |
|---|---|
 |
|
| Active | 1821 |
| Country | United States |
| Branch | Army |
| Type | Air defense artillery |
| Motto(s) | Fidus Ultra Finem (Faithful Beyond the End) |
| Insignia | |
| Distinctive unit insignia |  |
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.
Constituted 1 June 1821 in the Regular Army as the 2nd Regiment of Artillery and organized from existing units with headquarters at Baltimore, Maryland.
2nd U.S. Artillery took part with distinction in the Mexican War and U.S. Army captain James Duncan received three brevets—major, lieutenant-colonel, and colonel—for his actions in the war.
Regiment was broken up on 13 February 1901, and its elements reorganized and redesignated as separate numbered companies and batteries of Artillery Corps.
Reconstituted 1 July 1924 in the Regular Army as the 2nd Coast Artillery (Batteries E, G, and H concurrently reorganized and redesignated from existing units in the Canal Zone).
(Battery C activated 30 April 1926 in the Canal Zone; Battery G concurrently inactivated in the Canal Zone. Batteries C, E, and H inactivated 15 April 1932 in the Canal Zone).
Regimental headquarters and Batteries C, E, and H activated 30 April 1932 at Fort Monroe, Virginia.
(Battery A activated 1 September 1935 at Fort Monroe, Virginia; Battery H concurrently inactivated at Fort Monroe, Virginia. Batteries B and D activated 1 November 1938 at Fort Monroe, Virginia. Battery F activated 1 February 1940 at Fort Monroe, Virginia. Remainder of 1st and 2d Battalions activated 1 August 1940 at Fort Monroe, Virginia. Battery G activated 1 March 1941 at Fort Monroe, Virginia. Remainder of regiment activated 30 April 1942 at Fort Monroe, Virginia).
Regiment broken up 1 October 1944 and its elements reorganized and redesignated as follows:
After 28 June 1950 the above units underwent changes as follows:
2d Artillery (less former 2d Field Artillery Battalion) reorganized and redesignated 1 September 1971 as the 2d Air Defense Artillery, a parent regiment under the Combat Arms Regimental System (former 2d Field Artillery Battalion concurrently reorganized and redesignated as the 2d Field Artillery – hereafter separate lineage) Withdrawn 16 January 1989 from the Combat Arms Regimental System and reorganized under the United States Army Regimental System.
Constituted 5 August 1942 in the Army of the United States as Headquarters and Headquarters Battery, 2d Antiaircraft Artillery Automatic Weapons Group. Activated 17 August 1942 at Fort Bliss, Texas. Redesignated 26 May 1943 as Headquarters and Headquarters Battery, 2d Antiaircraft Artillery Group. Inactivated 26 October 1945 at Camp Kilmer, New Jersey.
...
Wikipedia