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
It was "Mitchell Palmer" who was the attorney general under President Wilson who led a witch-hunt to round up communists in the 1920s, since these were known as the "Palmer Raids".