I think It was the "New Deal".
Answer:
The Red scare posed a threat to the Untied States which it was also considered the biggest threat.
Explanation:
Answer:
The colors associated with the war are blue for the Northern Union and Gray for the Southern Confederate.
Answer: Between 1870 and 1900, the largest number of immigrants continued to come from northern and western Europe including Great Britain, Ireland, and Scandinavia. But "new" immigrants from southern and eastern Europe were becoming one of the most important forces in American life.
Explanation: