U-Boats at War in 100 Objects, 1939–1945

‘The only thing that ever really frightened me during the war was the U-boat peril,’ wrote Winston Churchill in his history of the Second World War. ‘I was even more anxious about this battle than I had been about the glorious air fight called the Battle of Britain.” In reality, the Kriegsmarine had been woefully unprepared for the war into which it was thrown. The Command-in-Chief of submarines, Karl Dönitz, himself a verteran U-boat captain from the First World War, felt that he could bring Br