Explain how Jacob Riis impacted America in the late 1800’s and early 1900’s

He wrote a book called "How the other Half Lives".

Explanation:

Jakob Riis was a muckraking journalist in the late 1800s. He wrote the book and showed the upper half of society how the poor lived and got them better living conditions. The book got company owners to get better working conditions and better pay. It also inspired Americans to live cleaner and started sanitation acts.

the answer should be:

their party has more members.

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what was the significance of the plessy vs ferguson ruling and jim crow laws

answer the impact. plessy v. ferguson allowed 'separate but equal, also known as segregation, to become law in the united states