Description Greenwood, the African-American section of Tulsa, Oklahoma, was nicknamed Black Wall Street because it was one of the richest African American communities in the United States.
This was the source of their wealth; since.
Being separated from the rest of Tulsa by segregation, and not having any opportunities to advance elsewhere, the residents of Greenwood owned the land that they built on, and they created their own businesses and only patronized their own businesses.
Description Greenwood, the African-American section of Tulsa, Oklahoma, was nicknamed Black Wall Street because it was one of the richest African American communities in the United States