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4. was a response to problems caused by industrialization and urban growth
8. regulated the safety and labeling of food and medicine
10. were journalists who exposed corruption, unsafe conditions, and social problems
13. faced exclusion laws and discrimination.
14. strengthened rules against monopolies.
15. faced discrimination despite progressive reforms.
16. was created to manage and protect national parks.

1. often faced low wages and unfair treatment.
2. established the direct election of U.S. senators
3. progressive reforms such as education and public sanitation.
5. marches, protests, and hunger strikes to gain political rights
6. encouraged limiting or banning alcohol.
7. supported progressive reforms in banking, tariffs, and business.
9. was the nationwide ban on the production, sale, and transportation of alcohol.
11. continued some progressive reforms.
12. fought racial discrimination and challenged segregation.