(A) ** It was the Allied invasion of France, the largest land-sea-air operation in army history, and the turning point of the war.
(B) Thousands of Nazi soldiers froze or starved to death after they were trapped by the Soviets.
(C) The Allies discovered concentration camps where Jews and others had been murdered.
(D) The British stopped the German advance and were able to gain control of the Suez Canal.