| A | B |
| sweatshop | workplace where people work long hours with low pay |
| strikebreaker | replacements for striking workers |
| anarchists | people who oppose all forms of organized government |
| collective bargaining | the right of unions to negotiate with management for workers as a group |
| injunction | an order to do or not to do something |
| Knights of Labor | a union of skilled workers in 1869 |
| Terence Powderly | President of the Knights of Labor |
| Haymarket Riot | incident where workers clashed with strikers, bomb exploded |
| AFL | American Federation of Labor |
| Samuel Gompers | organized the AFL |
| Mother Jones | dressmaker who helped pave the way for labor reform |
| ILGWU | International Ladies' Garment Workers Union |
| Triangle Fire | 150 people died in a factory with locked doors |
| Western Federation of Miners | militant union that organized many strikes |