| A | B |
| nativism | prejudice against foreign born people |
| isolationism | policy of pulling away from involvment in world affairs |
| communism | economic and political system based on a single-party government and collective ownership of industry and business |
| anarchists | people who oppose any form of government |
| Sacco and Vanzetti | anarchists whose trial for mureder in 1920 caused protests all over the world |
| quota system | established the maximum number of people who could enter the United States from each country |
| John L. Lewis | Union leader who led coalworkers on strike in 1919 |
| Mitchell Palmer | US Attorney General who took action against suspected Communists in the Red Scare of 1919 |
| J. Edgar Hoover | special assistant to Mitchell Palmer during the Palmer Raids |
| Palmer Raids | government raids against suspected Communists, Socialists and anarchists in 1919 |
| Warren G Harding | won the election of 1920, considered one of the worst presidents ever |
| Charles Evans Huges | set up the Washington Naval Conference |
| Kellog-Briand Pact | treaty in which the major powers agreed to naval disarmament and renounced war |
| Fordney McCumber Tariff | raised the tariff to the highest level ever |
| Ohio gang | President Harding's poker buddies |
| Teapot Dome Scandal | graft scandal during the Harding administration |
| Albert B. Fall | Interior Secretary who was implicated in the Teapot Dome scandal |
| Calvin Coolidge | took over the presidency upon the death of Warren G. Harding |
| Route 66 | main road west from Chicago to Los Angeles |
| urban sprawl | the spread of cities in all directions |
| installment plan | paying for goods over an extended period of time |