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U-995, a typical VIIC/41 U-boat on display at the Laboe Naval Memorial. U-boats were naval submarines operated by Germany, particularly in the First and Second World Wars.The term is an anglicized version of the German word U-Boot ⓘ, a shortening of Unterseeboot (under-sea boat), though the German term refers to any submarine.
The French-designed 1862 Alligator, first submarine of the U.S. Navy. During the American Civil War, the Union was the first to field a submarine. The French-designed Alligator was the first U.S. Navy sub and the first to feature compressed air (for air supply) and an air filtration system. It was the first submarine to carry a diver lock ...
Anti-submarine vessels initially carried only two depth charges, to be released from a chute at the stern of the ship. The first success was the sinking of U-68 off County Kerry, Ireland, on 22 March 1916 by the Q-ship Farnborough. Germany became aware of the depth charge following unsuccessful attacks on U-67 on 15 April 1916, and U-69 on 20 ...
A German U-boat from the First World War is likely to have been sunk deliberately rather than being handed to the Allies, according to a 3D map produced by researchers. ... The submarine UC-71 was ...
The Atlantic U-boat campaign of World War I (sometimes called the "First Battle of the Atlantic", in reference to the World War II campaign of that name) was the prolonged naval conflict between German submarines and the Allied navies in Atlantic waters—the seas around the British Isles, the North Sea and the coast of France.
The first U-boat sent—U-21—achieved initial success, sinking the Royal Navy predreadnought battleships HMS Triumph and Majestic on 25 and 27 May respectively on her way to Constantinople, but ran into severe limitations in the Dardanelles, where swarms of small craft and extensive anti-submarine netting and booms restricted their movements.
1914, October 18 – German submarine U-27 sinks HMS E3 in the first ever successful attack on one submarine by another. 1914, October 20 – German submarine U-17 sinks SS Glitra in the first submarine sinking of a merchant ship during the world wars. [1] 1915, May 7 – German submarine U-20 sinks RMS Lusitania killing 1,198 and leaving 761 ...
Lothar von Arnauld de la Perière commanded U-139, the first of the class, and named the submarine Kapitänleutnant Schweiger, after Walther Schwieger, who had sunk RMS Lusitania in 1915. Under von Arnauld, U-139 sank four ships from May 1918, and sank the last ship to fall to a Type 139 U-boat in World War I on 14 October 1918 the NRP Augusto ...