| A | B |
| muckraker | investigative journalists who exposed problems in society |
| Jacob Riis | exposed life in the tenements, wrote "how the other half lives" |
| Ida Tarbell | exposed ruthless tactics of Standard Oil, wrote "History of Standard Oil" |
| Upton Sinclair | exposed unsanitary conditions in meatpacking facilities, wrote "The Jungle" |
| Lincoln Steffens | exposed political corruption, wrote "The Shame of the Cities" |
| Jane Addams | ran Hull House, a settlement house in Chicago, helped urban poor |
| Triangle Shirtwaist Factory | a fire here led to many improvements in working conditions |
| Volstead Act | federal law that enforced the 18th amendment |
| 16th Amendment | established a federal income tax tax |
| 17th Amendment | gave people the power to directly elect Senators |
| 18th Amendment | banned the sale, manufacture, distribution of alcoholic beverages |
| 19th Amendment | gave women the right to vote |
| Direct Primary | people, not party bosses, choose candidates to run for office |
| Initiative | people can force state legislatures to consider a bill |
| Referendum | people of a state can vote on a proposed law |
| Recall | people can remove an elected official from office |
| Secret Ballot | people's votes are private |
| Pure Food and Drug Act | banned false labeling |
| Meat Inspection Act | required federal inspection of meat packing facilities |
| Hepburn Act | allowed Interstate Commerce Commission to set maximum railroad rates |
| Federal Reserve System | established 12 federal banks, regulates interest rates |
| Clayton Antitrust Act | outlawed monopolies |