Cold War

2. A confrontation between the U.S. and the Soviet Union in 1962 over the presence of missile sites in Cuba; one of the "hottest" periods of the cold war.
5. The policy of President Truman to provide military and economic aid to Greece and Turkey or any country threatened by Communism.
6. A competition between the U.S. and the Soviet Union to accomplish space related developments first.
8. A program by which the U.S. gave $13 billion of economic aid to European countries to help them rebuild after the devastation of WW2.
9. A military operation led by the U.S. in the late 1940s that brought food and other needed goods into West Berlin by air after the government of East Germany had cut off supplies.
10. A war between North Korea (with the support of China and the Soviet Union) and South Korea (with the support of the U.S.) from 1950-1953.

1. Splits the Korean peninsula in half creating a buffer zone between North Korea and South Korea; it's the most militarized border on Earth.
3. The first successful satellite in space launched by the Soviet Union.
4. An international organization, with headquarters in New York City, formed to promote international peace, signed by 51 founding countries in 1945.
7. Idea that if one key nation fell to communism, others would likely follow like toppling dominoes; the theory was used by many American leaders to justify American intervention in the Vietnam War.