Among their many causes, progressives fought to a. limit suffrage in machine-run city wards. b. prohibit further immigration. c. end prostitution and "white slavery." d. eliminate the poll tax on african american voters. e. limit public spending on education.

Explanation:

The period from late 1800s and early 1900s was known as progressive era as people believed that the government should do more to protect them from powerful businesses.

People from various walks of life came together to improve living conditions, limiting business  houses and to make government work better, apart from these issues progressives opposed immigration and enacted various immigration restrictions during 1920s and forced the immigrants to adopt their moral beliefs. They used settlement houses to promote their beliefs, many progressives also joined Ku Klux Klan.

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