| A | B |
| Revisionist Marxism | Adapting Marx's ideas to existing political structures |
| Social Darwinism | Using Darwin's ideas to justify European domination |
| Second Industrial Revolution | Consolidation of companies into corporations, dominance of finance capitalism, truly urban society |
| Freud | Founder of psychoanalisis, emphasized sexual instincts |
| Jung | Disciple and coworker with Freud, believed religious instincts also impact the human mind |
| Einstein | Developed the theory of relativity |
| Revolution of 1905 | Popular uprising against government, Bloody Sunday revealed true nature of regime |
| Stolypin reforms | Attempt to place private property in peasants' hands, liberal attempt to bolster tsarist regime |
| February/March Revolution (1917) | Chaos in the capital, collapsed Romanov rule |
| New Economic Policy | Failure of war communism led to accomodation with capitalism, economy revived to prewar levels by 1926 |
| Totalitarianism | Complete domination of all aspects of human life by the state |
| Weimar Republic | Ineffective democratic government of pre-WWII Germany |
| League of Nations | Collective security plan for resolving international problems |
| Rapallo | Nations gathered to discuss armaments and their distribution and made agreements on the Italian-Yugoslav border |
| Locarno | Agreements on reduction of weapons and recognition of borders by Germany, France, Belgium, and Luxembourg |
| Dawes Plan | U.S. proposal for economic restructuring of Germany |
| Kellogg-Briand Pact | International agreement to outlaw war |
| Popular Fronts | Coalitions of Left and Center against the Right, especially in France and Spain |
| Third Reich | Hitler's Germnay (1933-1945) |
| Franco | Right-wing victor of Spanish Civil War, established fascist regime |
| Anschluss | Unification of Germany and Austria |
| Munich Conference | Last Allied effort to appease Hitler |
| Anti-Comintern Pact | German-Italian-Japanese alliance, anti-Communist agreement |
| Nazi-Soviet Pact | 10-year nonaggression pact between the Soviet Union and Germany |
| Atlantic Charter | Basis for postwar world order based to some extent on Wilson's Fourteen Points |
| Stalingrad | Soviet victory over Nazis that led to myth of their invincibility, tuned war in favor of the Allies |
| D-Day | Allies penetrated Fortress Europe |
| Yalta | Design for conclusion of the war, plan for Soviet entry into the war in the Far East |
| San Francisco Conference | Formation of United Nations, another effort at collective security |
| Potdam | Final solution of the European borders and promises of postwar elections |
| Nuremberg Trials | Trial of German political, civil, and military leaders for war crimes |
| Cold War | Allied powers made up of Left and Center had succeeded in eliminating the Right (Nazi Germany and Japan) but now came apart |
| Truman Doctrine | U.S. military aid to oppose spread of Communism in Greece and Turkey |
| Marshall Plan | U.S. economic aid to combat spread of Communism in Western Europe |
| Cominform | Soviet Union's active promotion of Communist regimes |
| North Atlantic Treaty Organization | Military response to aggressive Soviet moves |
| Warsaw Pact | Military alliance of Soviet Union and Eastern European states |
| Holocaust | German annihilation of European Jewry |
| European Common Market | Creation of European economic unity |
| Vatican Council II | Roman Catholic dialogue with the world, end of the Reformation era |
| Pope John XXIII | Proposed spirit of openness and accomodation while urging peace on earth |
| Existentialism | Philosophy that holds that human experience is the only reality |
| SALT Treaties | Attempts made between USSR and US to limit strategic arms |
| Detente | Gradual relaxation of Cold War |
| Glasnost | New openness in Soviet Union under Gorbachev |
| Perestroika | Gorbachev's attempt at restructuring Soviet Communism |
| 1989 | Gorbachev's ideas spread and Communist regimes were challenged, or fell |