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. While hundreds of U-boats were lost some of the boats are preserved as museums today.
We also have a huge section covering the Allied forces and their struggle with the U-boat threat - not to mention the Pacific war. Included there are all the Allied Warships and thousands of Allied Commanding officers from all the major navies (US Navy, Royal Navy, ...) plus technical pages and information on the air forces.
What's new on this site
Italian submarines. Events on this date added
We have added Events on this day page to out Italian submarines. This page will be improved over time with new sections within it.
Wrecks of U 5 and UC 14 in a new article
The British submarine HMS Triumph (i) (N 18) seems to have been located at 670 feet at an undisclosed location in the Aegean Sea by Kostas Thoctarides and his team.
Italian submarines - ships sunk section added
We have added exciting section to the new Italian submarine section, Ships hit by Italian submarines. We also recently added Most successful Italian submarines section.
Allied warship histories - HMS King George V
Brian has completed the warship histories on the British battleship HMS King George V that was present when the German battleship Bismark was sunk.