"The only thing that ever really frightened me during the war was the U-boat peril," wrote Winston Churchill in his monumental history of World War Two. Churchi

From 1939 until 1942, Hitler's U-boats - his 'grey wolves' - threatened to accomplish what his air force had hitherto been unable to achieve: to starve Britain

World War II was only a few hours old when the Battle of the Atlantic, the longest campaign of the Second World War and the most complex submarine war in histor

The Battle of the Atlantic was the longest campaign of the Second World War. This volume highlights the scale and complexity of this bitterly contested campaign

The fight against the German U-boats told in text, photos, and paintings.