The Mass Graves of of the Black Wall Street Massacre

The Tulsa race riot of 1921 took place on May 31 and June 1, 1921, when mobs of white residents attacked black residents and businesses of the Greenwood District in Tulsa, Oklahoma. It has been called "the single worst incident of racial violence in American history."  Mass graves from 1921 Tulsa race massacre could lie in cemeteries, park.