Here are the answers to the questions you provided:
Question 18: Why were immigrants who arrived from southern and eastern Europe targets of discrimination?
Response: Their religious practices were unfamiliar to other Americans.
Question 19: What legal action during the Civil War ended slavery in states that had left the Union?
Response: Emancipation Proclamation.
Question 20: Why did white Southern Democrats disenfranchise black men?
Response: They feared the consequences of African Americans having political power.
Question 21: Which illegal practices were sometimes used by political machines such as Tammany Hall to influence public policy? Select the two correct answers.
Responses:
- bribery
- kickbacks
Question 22: What effect did mechanized farming have on the environment?
Response: It contributed to a depletion of water sources.
If you have any more questions or need further clarification, feel free to ask!