The Battle Of The Atlantic

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 into submission. The struggle for control of the Atlantic was to become the longest, and one of the most bitterly fought campaigns of World War II. For Winston Churchill it was 'the only thing that ever really frightened me during the war'....