| A | B |
| progressives | people who wanted to improve government |
| muckrackers | writers and journalists who exposed shmeful conditions in business and other areas of American life |
| isthmus | narrrow strip of land that connnects two big areas |
| world war I | Allies vs. Central powers from 1914-1918 |
| 1917 | Year the US joined WWI |
| Alliance | agreement between nations to defence one another |
| League of nations | organization of nations formed after WWI |
| unemployment | number of workers without jobs |
| Great Depression | period of severe economic depression beginning in 1929 |
| stock market | organized meets where stocks are bought and sold |
| WWII | war from 1939-1945 |
| dictator | Leader with total power |
| concentration camps | prison in which Nazis murdered many Jews and others during WWII |
| Harlem Renaissance | period of cultural growth |
| Purpose of New Deal | help jobless and poor |
| Pearl Harbor bombing | Drew us into WWII |
| Allies | Side that US joined in WWI |
| Panama Canal | Built to allow for faster travel, better trade |
| African Americans | People that moved during the Great Migration |
| Getting new jobs | What usually drive people to move |