Which attorney general under President Wilson led a witch-hunt to round up communists in the 1920s?

15 points to the "charlemagne" section, what were the two policies that charlemagne implemented when he took the throne? what was the result of the policies and how did it impact his warriors?

According to the map, most mining occurs in the a.northern b.southern c.eastern d.western

Which of these were effects of mass production techniques used during 1920s