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 German military submarines known as U-boats that were in action during World War II were built between 1935 and 1944, and were numbered in sequence from U-1 upwards. Numbering was according to the sequence in which construction orders were allocated to the individual shipyards, rather than commissioning date; thus some boats carrying high ...

Here we've created a compilation of all the 1154* U-boats that were commissioned into the Kriegsmarine before and during World War Two. Each boat has a complete history file, including construction facts, commanders, flotillas, successes and final fates.

Feb 12, 2019 · In 1939, when the Second World War broke out, Germany had only managed to construct 57 U-boats, but these new U-boats were far sturdier and more technologically advanced than their WWI predecessors, featuring heat-seeking torpedoes, large …

This list contains the 10 most successful German U-boats during the Second World War based on total tonnage. Both commercial and military vessels ( warships ) are included but only sunk ships are included, not damaged ships.

This is a complete listing of all commissioned German U-boats during WWII. See also U-boats not commissioned and foreign U-boats. 1156 boats. The U-boat War in World War Two (Kriegsmarine, 1939-1945) and World War One (Kaiserliche Marine, 1914-1918) and the Allied efforts to counter the threat.

In World War II Germany built 1,162 U-boats, of which 785 were destroyed and the remainder surrendered (or were scuttled to avoid surrender) at the capitulation. Of the 632 U-boats sunk at sea, Allied surface ships and shore-based aircraft accounted for …

Feb 2, 2024 · The U-48 was the most successful U-boat of World War II, sinking 306,875 tons of shipping. The destroyers Inglefield, Intrepid, and Ivanhoe sank the U-45 off the Irish coast on 14 October 1939.

U-boats 1935 to 1945 In Depth look at German U-boats, U-boat Types, U-boat Commanders, U-boat Flotillas, of World War II. career history, technical data and photos, development history. The Third Reich had the biggest submarine fleet during World War II and was a major part of the Battle of the Atlantic.

Dec 28, 2017 · The Battle of the Atlantic was a vital arena of the Second World War. A protracted campaign that lasted for most of the war, German vessels tried to sink Allied supply ships. By far the most effective tools were the U-boats, the German submarines.