Discuss how the Cold War determined the foreign policies of the United States by defining, in your own words, the following policies: Truman Doctrine, NATO, CIA, and the containment policy. Describe a MINIMUM of two wars/conflicts where these policies were put into use.

Match each theory with its description. 1. oscillating universe theory 2 the universe came from a very dense, very hot "fireball" that exploded and expanded into existence. 2. inflation theory 3 the universe is a never-ending cycle of big bangs and big crunches. 3. big bang theory 4 the universe has always been and continues to be the same. 4. steady state theory 1 a very, very fast expansion and acceleration of the universe happened milliseconds after the big bang.