This document provides a quick review of key terms and events related to European history from World War II through the end of the Cold War, including: - Stalin led the Soviet Union during WWII and introduced communism, which emphasizes equal sharing of work and rewards. - The Cold War period saw political non-cooperation between the US and Soviet Union. The Iron Curtain divided Eastern and Western Europe. - Mikhail Gorbachev came to power in 1985 and decreased Soviet military spending, leading to the dissolution of the Soviet Union into 15 countries in 1991.