W.E.B. DuBois was a co-founder of the NAACP in 1909. Why did DuBois believe this national organization was necessary? What did he hope the NAACP would be able to accomplish? Prior to 1950, had the organization accomplished any of those original goals? If so, how were the goals accomplished? If not, what served as a barrier? Why did DuBois leave the organization? Why did he leave the United States
