1941, convince Hitler not to invade the USSR and instead focus on building u-boat by the hundreds, with a big enought u-boat fleet the German could win the war against the allied convoys and starve Britain into submission.
1941, convince Hitler not to invade the USSR and instead focus on building u-boat by the hundreds, with a big enought u-boat fleet the German could win the war against the allied convoys and starve Britain into submission.