Allied Leaders Discuss "Unconditional Surrender" Terms For Axis -- Grim-set jaws mark the faces of president Franklin D. Roosevelt and Prime Minister Winston Churchill as they talk at one of their final meetings at Casablanca in French Morocco. The Allied leaders, who advised Josef Stalin of Russia and Generalissimo Chiang Kai-shek of China of the military proposals and measures discussed at the 10-day conference, announced that no terms except "unconditional surrender" would be accepted from the Axis. September 28, 1943.