How does disease impact where people chose to live? How did chattel slavery impact the seasonal migration from Charleston to Western North Carolina? How do different factors play out in the cause and effect of human societal development? Objective I can explain what occupations are impacted by movements of people. I can explain how disease and geography cause changes in society. I can explain how racism motivated laws like “Black Codes” and allowed White racists to harm African Americans after the US Civil War. Background This is the second of three lessons intended to exercise critical thinki Duration: 60 Minutes.