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| King George V-class battleship (1939) | |
|---|---|
| Name | King George V-class battleship (1939) |
| Caption | HMS King George V underway, 1940s |
| Builders | Vickers-Armstrongs |
| Built | 1936–1943 |
| Completed | 1939–1942 |
| Type | Battleship |
| Displacement | 37,000–44,000 tons |
| Length | 745 ft |
| Beam | 103 ft |
| Draft | 32 ft |
| Armament | Main: 10 × 14 in (356 mm) guns; Secondary: 16 × 5.25 in (133 mm) guns |
| Speed | 28 knots |
| Complement | 1,500–1,800 |
| Operators | Royal Navy |
| Buildyears | 1936–1943 |
King George V-class battleship (1939) The King George V-class battleship (1939) was a five-ship Royal Navy capital ship class built on the eve of World War II to counter contemporary Kaiserliche Marine and Regia Marina developments and to maintain parity with the United States Navy and Imperial Japanese Navy. Designed under constraints of the Washington Naval Treaty and the London Naval Treaty (1936), the class emphasized protection, fire control, and strategic range for operations from Home Fleet bases and global stations such as Gibraltar and Scapa Flow. Vessels of the class saw major actions in the Atlantic, Arctic, and Pacific theatres and influenced postwar naval architecture and cruiser-killer doctrine.
Design work began during the premiership of Stanley Baldwin and was directed by the Admiralty with input from the Director of Naval Construction and private yards including Vickers-Armstrongs and John Brown & Company. Treaty limitations imposed by London Naval Treaty (1936) forced designers to balance armor, armament, and speed within a 35,000-ton limit, a constraint debated in the Committee on Designs and contested by figures such as Admiral Sir John Tovey and Sir Chatfield. The result was a compact hull influenced by earlier Nelson-class battleship lessons, emphasizing internal protection reminiscent of HMS Hood studies and incorporating improved underwater protection informed by analyses of Battle of Jutland damage reports. Fire-control requirements integrated equipment from firms like Hawkins Electrical and concepts promoted by technicians who had worked on HMS Rodney and HMS Nelson.
Main batteries comprised ten 14-inch/45-calibre guns arranged in two quadruple and one twin turret configuration developed by the Royal Ordnance Factories and produced at yards including Elswick Works. Secondary armament included 5.25-inch dual-purpose guns and multiple 0.5-inch machine guns for close-in defense, complemented by aircraft catapult and Supermarine Walrus reconnaissance integration derived from admiralty air doctrine. Fire-control systems combined rangefinders from Barr & Stroud with radar installations from Admiralty Signal Establishment and Radar Research Establishment programs such as Type 279 and Type 284. Armor schemes used Krupp cemented armor plates supplied by Cammell Laird and featured a layered belt and deck arrangement influenced by wartime analyses of Italian battleship and German battleship engagements, optimizing protection against 15-inch and 16-inch calibres while preserving buoyancy margins.
Propulsion was by four shafts driven by Parsons geared steam turbines fed by Yarrow or Admiralty boilers, with manufacturing contributions from John Brown & Company and Harland and Wolff. Designed speed was about 28 knots to operate with the Home Fleet and escort fast convoys to the Atlantic Convoys and through the Norwegian Sea. Operational range suited Atlantic and Indian Ocean deployments, enabling transits to Malta and the Falkland Islands. Machinery layout and compartmentalization reflected damage-control lessons from incidents involving HMS Royal Oak and HMS Hood, improving survivability in torpedo and mine encounters recorded during the Norwegian Campaign and early Battle of the Atlantic.
Five ships—HMS King George V (41), HMS Prince of Wales (53), HMS Duke of York (17), HMS Anson (79), and HMS Howe (32)—were laid down at prominent yards including Vickers-Armstrongs, Cammell Laird, John Brown & Company, and Harland and Wolff. Wartime exigencies prompted incremental modifications: enhanced Type 291 and Type 277 radar arrays, additional 20 mm Oerlikon mounts from Bofors contracts, and improved anti-aircraft fire control tied to HMS Illustrious carrier-borne experience. Prince of Wales received further modifications during workups and at Rosyth and Rosyth Dockyard prior to Eastern Fleet detachments. Post-combat repairs after engagements like the Bismarck action and the Malta convoys led to strengthened deck armor and updated electronics by firms such as Marconi Company.
As the principal capital ships of the Home Fleet, the class participated in hunting sorties against Scharnhorst and Gneisenau and in convoy escort duties for the Arctic convoys to Murmansk and Arkhangelsk. Notable deployments included support for Operation Halberd and operations off Norway during the Norwegian Campaign. Ship captains included officers who had served in the Battle of Jutland and in cruiser commands during interwar crises such as the Spanish Civil War naval incidents. Intelligence cooperation with Bletchley Park Ultra decrypts influenced tasking, while coordination with carriers like HMS Ark Royal shaped combined-arms responses to Luftwaffe and Kriegsmarine threats.
The class saw its most famous action when HMS Prince of Wales and HMS Hood—operating under Admiral Sir John Tovey's wider commands—engaged the German battleship Bismarck and heavy cruiser Prinz Eugen in May 1941, culminating in the sinking of Bismarck after combined cruiser, carrier, and battleship action involving units from Force H and the Home Fleet. HMS Duke of York later led force elements that intercepted Scharnhorst during the Battle of North Cape in December 1943, in coordination with HMS Belfast and Arctic convoy escorts for Convoy JW 55B. HMS Howe and HMS Anson supported amphibious and escort operations in the Mediterranean and Pacific, including roles in Operation Husky planning and Operation Iceberg logistics, while anti-aircraft and radar upgrades reflected lessons from Mussolini's Mediterranean campaigns and Pearl Harbor strategic shifts.
After World War II, the class's operational relevance declined with the rise of air power and guided missile development; vessels such as HMS Prince of Wales were lost in wartime, while surviving units were used for repatriation and training before decommissioning and scrapping at yards like Thos. W. Ward and Swan Hunter. The design influenced postwar capital ship assessments in the United States Navy and informed Royal Navy studies leading to the cancellation of further battleship construction and the transition to carrier-centered doctrine under figures such as Mountbatten, 1st Earl Mountbatten of Burma. Artifacts and records from the class survive in institutions including the National Maritime Museum and in memorials for crews lost at actions like the Bismarck chase and the Battle of the Denmark Strait, preserving the class's legacy in twentieth-century naval history.
Category:Battleships of the Royal Navy Category:World War II battleships of the United Kingdom