Explain the Containment Policy and was this policy a success for the United States during the Korean conflict?

Containment was the major Cold War policy of the United States and its allies to prevent the spread of communism abroad. This policy was a response to a series of moves by the Soviet Union to enlarge communist influence in Eastern Europe, China, Korea, Africa, and Vietnam. Containment represented a middle-ground position between detente (the easing of strained political relations and rollback forcing a change in the major policies of a state, usually by replacing its ruling regime. It lets the opponent choose the place and time of any confrontation. During the Cold War, it meant intervening to prevent the spread of Communism to new countries but not attacking nations that were already Communist.

it would be  

germany had to pay all damages related to the war.

and i think

germany had to take sole responsibility for the war.

answer:

it caused mass african migration, african populations to grow, african empires to topple, and racism against slaves to emerge.