| A | B |
| productivity | how much work can be done in a certain time |
| genocide | mass murder of people because of race,religion,ethnicity,politics,or culture |
| Mikhail Gorbachev | introduced glasnost and perestroika |
| glasnost | policy of openness in the Soviet Union |
| Karl Marx | philosopher on whose ideas communism was based |
| the Holocaust | the killing of millions of jews by the Nazis |
| Boris Yeltsin | elected president of the republic of Russia |
| Cold War | competition between the democratic United States and the Communist Soviet Union |
| World War I | the Great War |
| perestroika | policy of loosening government control |