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U-boat campaign. The U-boat campaign from 1914 to 1918 was the World War I naval campaign fought by German U-boats against the trade routes of the Allies. It took place largely in the seas around the British Isles and in the Mediterranean . The German Empire relied on imports for food and domestic food production (especially fertilizer) and the ...
U-boat. 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 [ˈuːboːt] ⓘ, a shortening of Unterseeboot (under-sea boat), though the German term refers to any submarine. Austro-Hungarian Navy submarines were also known as U-boats.
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 Type UB I submarine (sometimes known as the UB-1 class) was a class of small coastal submarines built in Germany at the beginning of the First World War.Twenty boats were constructed, most of which went into service with the German Imperial Navy (Kaiserliche Marine) Boats of this design were also operated by the Austro-Hungarian Navy (Kaiserliche und Königliche Kriegsmarine or K.u.K ...
The following 100 pages are in this category, out of 100 total. This list may not reflect recent changes . United States B-class submarine. United States C-class submarine. United States D-class submarine. United States E-class submarine. United States F-class submarine. United States G-class submarine.
The history of the submarine goes back to antiquity. Humanity has employed a variety of methods to travel underwater for exploration, recreation, research and significantly, warfare. While early attempts, such as those by Alexander the Great, were rudimentary, the advent of new propulsion systems, fuels, and sonar, propelled an increase in ...
According to the submarine war diary entry, the U-boat dived and maneuvered into an attack position, firing one torpedo out of the stern tube at 2015 from a range of about 550 meters (600 yd). Minutes later, the torpedo hit Tampa and exploded portside amidships, throwing up a huge, luminous column of water. [ 20 ]
4 × 18 inch (450 mm) torpedo tubes, 8 torpedoes. 1 × 3"/23 caliber retractable deck gun (gun on EB design only) [1] The United States L-class submarines were a class of 11 coastal defense submarines built 1914–1917, and were the most modern and capable submarines available to United States Navy when the country entered World War I.