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| USS Polaris | |
|---|---|
| Shipname | USS Polaris |
| Namesake | Polaris |
| Builder | New York Shipbuilding Corporation |
| Laid down | 1919 |
| Launched | 1921 |
| Commissioned | 1922 |
| Decommissioned | 1946 |
| Fate | Scrapped 1950 |
| Displacement | 12,000 tons |
| Length | 560 ft |
| Beam | 64 ft |
| Draft | 23 ft |
| Propulsion | Steam turbines, double reduction gearing |
| Speed | 24 knots |
| Complement | 800 |
| Armament | 8 × 6 in guns, 4 × 3 in AA, 2 × 21 in torpedo tubes |
USS Polaris was a United States Navy light cruiser commissioned in the early 1920s that served through the interwar period and World War II. The vessel operated across the Atlantic and Pacific theaters, participating in convoy escort, amphibious support, and surface actions. Throughout her career Polaris underwent several refits and played roles alongside major fleets, task forces, and notable commanders before being decommissioned after the war.
Polaris was ordered under the post-World War I naval expansion influenced by the Washington Naval Treaty negotiations and the tactical doctrines emerging from the Battle of Jutland analyses. Designed by engineers influenced by William Halsey Jr. era concepts and construction practices at the New York Shipbuilding Corporation yard in Camden, New Jersey, she reflected lessons from the Naval War College studies and the Office of Naval Operations planning. Structural design incorporated longitudinal framing techniques promoted in publications by the Society of Naval Architects and Marine Engineers and features then under discussion at the Bureau of Ships. Armor and armament layout drew on comparative assessments with contemporary classes like ships from the Royal Navy and the Imperial Japanese Navy. Her propulsion plant used steam turbine technology derived from trials involving machinery built by General Electric and Westinghouse Electric Corporation, with boilers from Babcock & Wilcox.
After commissioning Polaris reported to the United States Fleet and joined cruises that included port visits to Norfolk Navy Yard, San Diego Naval Base, and forward stations in the Philippine Islands. During the 1920s and 1930s she participated in fleet exercises coordinated by the Commander in Chief, United States Fleet and took part in joint maneuvers with units assigned to the Battle Fleet and the Scouting Fleet. The cruiser made goodwill visits tied to diplomatic missions involving delegations from the Department of State and naval attachés from embassies in London, Paris, and Tokyo. Polaris hosted observers from the Royal Australian Navy and conducted gunnery trials alongside vessels from the Canadian Navy during prewar training events sponsored by the Naval War College. As tensions rose in the late 1930s she performed neutrality patrols in coordination with directives from the President of the United States and the United States Congress committees overseeing naval appropriations.
During World War II Polaris escorted convoys in the Atlantic Ocean under coordination with the Convoy System and the British Admiralty, operating with Task Groups organized by Admiral Ernest J. King. She supported Operation Torch landings in North Africa and provided naval gunfire support during amphibious assaults alongside transports from the United States Navy Transport Service and escort carriers. In the Pacific Theater Polaris screened carrier task forces during operations connected to the Gilbert and Marshall Islands campaign and took part in shore bombardments linked to the Marianas campaign and the Leyte Gulf operations, operating in concert with flagships under commanders like Chester W. Nimitz and William F. Halsey Jr.. Polaris also participated in anti-submarine sweeps employing sonar teams coordinated with the United States Coast Guard and hunter-killer groups built around escort carriers from the Escort Carrier Task Force. Her crew earned commendations connected to engagements that intersected with actions involving the Imperial Japanese Navy surface units and German U-boat threats during Atlantic crossings.
Throughout her career Polaris underwent significant refits at yards including Charleston Navy Yard, Pearl Harbor Naval Shipyard, and Puget Sound Naval Shipyard. Early modernizations upgraded anti-aircraft batteries with twin 40 mm Bofors mounts obtained through contracts with Bethlehem Steel production lines and 20 mm Oerlikon cannons supplied under wartime procurement overseen by the War Production Board. Radar and fire-control systems were installed following developments from Land-based radar research and naval electronics programs led by the Naval Research Laboratory. Habitability improvements reflected standards promulgated by the Naval Medical Research Institute and adjustments to damage-control arrangements incorporated practices from the Office of the Chief of Naval Operations damage-control doctrine. Torpedo launcher removals and reconfiguration of magazine spaces followed lessons from post-engagement damage reports studied by the Naval War College and technical directives issued by the Bureau of Ordnance.
After the surrender ceremonies concluding hostilities and the Surrender of Japan, Polaris was assigned to occupation support duties and then ordered home as part of peacetime drawdown supervised by the Chief of Naval Operations. She was decommissioned in 1946 at Norfolk Navy Yard and struck from the Naval Vessel Register in accordance with postwar disposition policies enacted by the United States Congress and the Maritime Commission. Transferred to the War Assets Administration for disposal, Polaris was sold for scrap to a commercial firm contracted via the Southern Scrap Metal Company and dismantled at a breaking yard influenced by the reconstruction plans following the Marshall Plan era economic adjustments. Her artifacts and nameplate were distributed to naval museums associated with the Naval Historical Center and regional maritime museums in Baltimore, San Francisco, and Groton.
Category:United States Navy cruisers Category:Ships built in Camden, New Jersey Category:1921 ships