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None. German submarine U-1 was the first U-boat (or submarine) built for Nazi Germany 's Kriegsmarine following Adolf Hitler 's abrogation of the terms of the Treaty of Versailles in 1935, which banned Germany possessing a submarine force. A Type IIA U-boat, she was built at the Deutsche Werke shipyards in Kiel, yard number 236, her keel being ...
German submarine U-7 was a Type IIB U-boat of Nazi Germany 's Kriegsmarine, based out of Kiel during World War II. It was one of the smaller versions, and was first launched on 29 June 1935 with a crew of 29. Its first commander was Kurt Freiwald. U-7 would have 16 commanders over the course of its service, the last being Günther Loeschcke.
Type UC II minelaying submarines were used by the Imperial German Navy during World War I. They displaced 417 tons, carried guns, 7 torpedoes and up to 18 mines. The ships were double-hulled with improved range and seakeeping compared to the UC I type. If judged only by the numbers of enemy vessels destroyed, the UC II is the most successful ...
German Type UB III submarine. The Type UB III submarine was a class of U-boat built during World War I by the German Imperial Navy . UB III boats carried 10 torpedoes and were usually armed with either an 8.8 cm (3.5 in) or a 10.5 cm (4.1 in) deck gun. They carried a crew of 34 and had a cruising range of 7,120–9,090 nautical miles (13,190 ...
In a 2023 study, researchers found that 19% of 1,843 people with at least moderate tricuspid regurgitation experienced progression at a median follow-up of 2.3 years. The progression rates at 1, 2 ...
Georg von Wilamowitz-Moellendorff. German submarine U-2 was a Type IIA U-boat of Nazi Germany 's Kriegsmarine. Her keel was laid down 11 February 1935 by Deutsche Werke of Kiel as yard number 237; she was launched on 1 July and commissioned on 25 July 1935 with Oberleutnant zur See ( Oblt.z.S.) Hermann Michahelles in command.
26 – 31 May 1940. Victories: 9 merchant ships sunk. (28,056 GRT) 3 merchant ships damaged. (26,218 GRT) German submarine U-13 was a Type IIB U-boat of Nazi Germany 's Kriegsmarine which was commissioned on 30 November 1936, following construction at the Deutsche Werke shipyards at Kiel. The first commander on board was Hans-Gerrit von ...
Dr. Noemi Dosova, is a Pediatrics specialist practicing in Fairfax, VA with 56 years of experience. . New patients are welcome.