1.)  What factors combined to attract great numbers of people to American cities? What were the characteristics of these migrants? How did these migrants change once they were in the United States? How did they change America, cities or otherwise? 2.) How might one account for the corruption within the Nixon White House? Did Richard Nixon commit a crime or crimes? If so, what was it or what were they? Why did he ultimately resign? What was the impact of that resignation and the subsequent pardon on the American political system?