Immediately following World War II, the United States and the Soviet Union entered into a Cold War, so the answer would be "escalating <span>tensions with the Soviet Union"
Hope it helps</span>
<span>introducing a merit system of nobility. hope that helps</span>
Sampling, mark and recapture, indirect observation, and direct observation
Explanation:
African Americans used the Great War to show their patriotism and to prove they could contribute to the protection and advancement of the country. The National Association for the Advancement of Colored People encouraged this spirit of Americanism to counteract racial tension and stereotypes.