Poland. Just learned about this, and as far as I know Britain, France, and Italy all benefited from it
Answer:
Bad attitude.
Explanation:
The attitudes and politics of Americans toward immigration in the 1920s was not good because Americans thought that these immigrants increase unemployment as well decreases the wages. Many Americans feared that there was high unemployment rate in America after World War I. New immigrants were used to break strikes and were blamed for the deterioration in wages so we can say that Americans attitudes turns bad due to the above factors,
Answer: Former slaves like Frederick Douglass and Harriet Tubman spread the word about how slaves were treated in the south by writing newspapers and books, like the North Star Newspaper (Douglass), and the novel Uncle Tom's Cabin (Tubman).