Here are the answers to your questions:
Question 1:
Answer: Western settlement continued to force Native Americans from their lands.
Question 2:
Answer: They introduced business practices that created big industries and produced great wealth for a few.
Question 3:
Answer: They promoted segregation and fewer rights for blacks.
Question 4:
Answer: Plessy v. Ferguson
Question 5:
Answer: Booker T. Washington
Question 6:
Answer: protecting U.S. investments in Cuba
Question 7:
Answer: Alaska and Hawaii
Question 8:
Answer: unrestricted German submarine attacks on shipping
Question 9:
Answer: women
Question 10:
Answer: a 1920s African American cultural movement that included art, music, literature, drama, and dance
Question 11:
Answer: nativists and the Ku Klux Klan
Question 12:
Answer: falling stocks purchased on credit
Question 13:
Answer: A positive attitude could help resolve the economic problems.
Question 14:
Answer: Government should help retirees, dependent mothers and children, and the disabled.
Question 15:
Answer: Tennessee Valley Authority and Federal Deposit Insurance Corporation
Question 16:
Answer: Congress declared war on Japan and the United States joined the Allies.
Question 17:
Answer: He thought an atomic bomb would kill far fewer people than a military invasion of Japan.
Question 18:
(As this question references an image that isn't provided, an answer cannot be definitively determined without context.)
Question 19:
Answer: The involvement of UN forces under the command of the United States
Question 20:
Answer: The United States provided military and economic aid to Greece and Turkey
Feel free to reach out if you need further information or clarification!