Casting a positive light would be the correct answer
Economic depression coupled with extended drought, unusually high temperatures, poor agricultural practices and the resulting wind erosion all contributed to making the Dust Bowl.
I think that a good word for this would be "enthnocentrism": the belief that one's culture, or one's enthnicity is superior to others, or more important than others (even to oneself: so my culture is more important for me than other cultures: this also would count).
African Americans
Explanation: History
