Which attorney general under president wilson led a witch-hunt to round up communists in the 1920s? a. mitchell palmer b. nicola sacco c. william howard taft d. bartolomeo vanzetti

Alexander Mitchell Palmer (A) was the famous attorney general under President Wilson who led a witch-hunt to round up communists in the 1920s. These efforts were known as the "Palmer Raids" and were efforts to go after suspected communists and their "activities" in the United States.

The transcontinental railroad provided a means of fast transportation. it cut a 6 month trip into 6 days, created jobs for many people and encouraged immigration. the homestead act played a huge role in western expansion; it allowed settlers to begin a fresh start, and gave them land in exchange for their residence for up to five years and a small fee.