On this site you will find all the German U-boats of both World Wars, their commanding officers and operations including all Allied ships attacked, technological information and much more. You can also browse our large photo gallery and thousands of U-boat books and movies.

The German U-boats of WWII varied from relatively simple boats little changed from WWI to the highly advanced and ahead of its time Elektro boats of types XXI and XXIII plus many even more advanced research projects.

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.

Most successful U-boats. A simple page on the most successful boats and the commander that ensured that their boat performed. Convoy Battles. Huge new section covering all the convoys hit by U-boats in the war plus detailed information on the convoy routes used. Also a page on the most famous convoy battles. Technologies

Apr 7, 2002 · During the WW2 German navy submarine crews were showed high level of skills, they had excellent training and they were motivated. Radio personal was excellent, too. But they were not informed enough about "new war", electronic war.

In May 1941 the BdU had enough U-boats to coordinate wolfpacks, but almost immediately an important event happened that had a major impact on future wolfpack operations. On 9 May, the enigma cipher machine of U-110 was captured by Britain which provided the Admiralty the ULTRA messages from which they learned about the new tactic and could re ...

Jan 5, 2003 · Intention of this article is to explain radio detection finders fitted on German submarines in WW2, tactics of their use and how the Allies ships could reduced efficacious of the radio direction finders.

Sep 27, 2017 · 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. Over 40.000 pages on the officers, the boats, technology and the Allied efforts to counter the U-boat threat.

British submarines fought a deadly battle with their German counterparts during World War Two. The British submarines succeeded in sinking 12 German U-boats, for the loss of 4 of their own ( P-615 , Spearfish , Thristle and Doris ) to U-boats.

The name comes from the inventor, Richard Mohr (in German 'Mohr' is an old fashioned 'polite' term for negro). The first of these 2,75 ton vessels entered service in March 1944 and about 200 of them were built in 1944.