Building for Battle: U-Boat Pens of the Atlantic Battle

The only thing that ever really frightened me during the war was the U-boat peril - Prime Minister Winston Churchill. Churchill, as a former First Lord of the Admiralty, was well versed in the importance of Britain protecting itself at sea. In the opening years of the Second World War, Germanys U-boat (submarine) fleet was tasked with attacking and destroying the supply ships that Britain depended upon for its survival.The U-boats were under the command of Grand Admiral Karl Doenitz who, for muc