Answer:
the first known hominin to migrate out of Africa,
Explanation:
1. The United States, Great Britain, Soviet Union (Roosevelt, Churchill, and Stalin)
2. D-Day
3. Soviets (Wanted land back from the Russo-Japanese War)
Yes, it is true that ground <span>fighting in the Pacific was led by the United States marines, since these soldiers were almost always deployed via ships, as opposed to other more land-based means. </span>
Yes, lack of foreign conflict for close to 100 years until world war 1 which is a sign of its success.