By 1944, the war has turned against Hitler's Third Reich, and German cities lie in ruins from the constant bombing by the Allies. On every front, Allied forces are driving the Wehrmacht forces back. Inspired by the success of his terror weapons, the V-1 and V-2 rockets, against cities in England, Hitler approved plans for a secret operation to retaliate against the United States by launching V-1 buzz bombs from the decks of German U-boats in an attack...