| A | B |
| Totalitarianism | A theory of government in which a single party or leader controls the economic, social, and cultural lives of its people. |
| Appeasement | Policy of granting concessions in order to keep the peace. |
| Munich Pact | Agreement made between Germany, Italy, Great Britian, and France in 1938 that sacrificed the Sudetenland to preserve peace. |
| Anschluss | Union of Germany and Austria in 1933. |
| Neutrality Act of 1939 | Act that allowed nations at war to buy goods and arms in the United States if they paid cash and carried the merchandise on their own ships. |
| Lend-Lease Act | Act passed in 1941 that allowed President Roosevelt to sell or lend war supplies to any country whose defense he considered vital to the safety of the United States. |
| Pearl Harbor | American military base attacked by the Japanese on December 7, 1941. |
| Internment | Temporary imprisonment of members of a specific group. |
| Rationing | Government controlled limits on the amount of certain goods that civilians could buy during war time. |
| D-Day | June 6 1944, the day the Allies landed on the beaches of Normandy, France. |
| Island Hopping | World War II strategy that involved seizing selected Japanese-held islands in the Pacific while bypassing others. |
| Manhattan Project | Code name of the project that developed the atomic bomb. |
| Genocide | Willful annihilation of a racial, polticial, or cultural group. |
| Holocaust | Name now used to describe the the systematic murder by the Nazis of the Jews and others. |
| Yalta Conference | 1945 strategy meeting between Roosevelt, Churchill, and Stalin. |
| United Nations | Organization founded in 1945 to promote peace. |