| A | B |
| muckraker | writer who exposes society's problems |
| referendum | when citizens vote on a law already passed |
| initiative | citizens' right to propose a law |
| recall | citizens' right to get rid of a bad official |
| direct primary | right to choose your party's candidate |
| 16th Amendment | progressive income tax |
| 17th Amendment | direct election of senators |
| 18th Amendment | prohibition |
| 19th Amendment | women's suffrage |
| 21st Amendment | repeal of prohibition |
| civil disobedience | nonviolent refusal to obey a law |
| municipal | city government |
| urban reforms | reforms in cities |
| conservationist | people concerned with the care & protection of natural resources |
| Teddy Roosevelt's Third Party | Progressive "Bullmoose" Party |
| suffrage | right to vote |
| socialism | a government that owns all property and means of income |
| Triangle Shirtwaist Factory fire | started better safety conditions in factories and cities |