9th Coast Artillery (United States)

The 9th Coast Artillery Regiment was a Coast Artillery regiment in the United States Army.

Lineage
Constituted 27 February 1924 in the regular Army as the 9th Coast Artillery Harbor defense (HD) and organized at Fort Banks on 1 July 1924. from the following Companies.- 172nd, 59th, 113th, 120th, 136th, 137th, 177th, 178th, only Batteries HHB, A, and C, activated. On 1 June 1941 3rd Battalion was activated as Follows- On 8 March 1943 HHB 3rd Battalion, and Batteries H, I, and K transferred to Fort Ruckman and Battery G to East Point Nahant MA..
 * Batteries A, and C, inactivated 20 February 1930.
 * Battery A reactivated 1 July 1939 at Fort Banks and assigned to Fort Strong.
 * Battery B activated 1 July 1940 at Fort Banks.
 * HHB, of 1st and 2nd Battalions activated at Fort Warren (Massachusetts), and Fort Strong.
 * Battery C activated at Fort Banks on 1 July 1940, assigned to Great Brewster Island on 19 July 1943.
 * Batteries D, and E, activated at Fort Warren 1 July 1940. (Battery D assigned to Fort Dawes until redesignated battery F and moved to Fort Warren on 2 October 1941). Then redesignated HHB 3rd Battalion and reassigned to Fort Ruckman
 * Battery F activated at Fort Strong 2 October 1941, and assigned to a 155mm Battery at Salisbury Beach.
 * HHB 2nd Battalion redesignated HHB 1st Battalion on 10 October 1941
 * HHB regimental redesignated HHB 2nd Battalion
 * Battery C redesignated Battery D.
 * Battery D redesignated Battery F.
 * Battery F redesignated Battery C.
 * HHB 3rd Battalion activated 1 June 1941 at Fort Heath.
 * Batteries G, and I activated at Fort Andrews 1 June 1941
 * Battery H activated at Fort Banks 1 June 1941
 * Battery K (SL) activated 1 June 1941, and assigned to various posts around Boston Harbor.
 * 9th Coast Artillery Regiment reassigned to Fort Hood, Texas 14 March 1944


 * disbanded 26 June 1944

Distinctive unit insignia
A Gold color metal and enamel device 1 inch (2.54 cm) in height overall consisting of a shield blazoned: Gules bordered Or, the ship Mayflower, under full sail Proper. The shield is red for the Artillery. The Mayflower tells of the historic background of the Boston district. The distinctive unit insignia was originally approved for the 9th Coast Artillery Regiment on 14 May 1924. It was redesignated for the 9th Antiaircraft Artillery Gun Battalion on 6 December 1950.
 * Description
 * Symbolism
 * Background

Coat of arms

 * Blazon
 * Shield: Gules the ship Mayflower under full sail Proper.
 * Crest: On a wreath Argent and Gules, a dexter arm embowed habited gray with white ruff grasping a staff with the flag of Bunker Hill attached all Proper.
 * Motto PRIMA LIBERTATIS ACIO (In the First Line of Battle for Liberty).
 * Symbolism: The shield is red for the Artillery. The Mayflower, the crest and the motto all tell of the historic background of the Boston district.
 * Background: The coat of arms was originally approved for the 9th Coast Artillery Regiment on 6 May 1924. It was redesignated for the 9th Antiaircraft Artillery Gun Battalion on 6 December 1950.

Campaign streamers
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Decorations
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