Unit+16+-+Day+4

Day 4 -
 * How did proxy wars between the superpowers play out in Korea, Vietnam, and El Salvador?
 * What was the Berlin Wall's purpose, and how was it's removal a sign that the Cold War was ending?
 * Many people believe that President Reagan's "Star Wars program" (Strategic Defense Initiative) forced Russia to concede the arms race and cold war to the United States. Explain the argument behind this conclusion.