1) 1919 - white supremacist terrorism and racial riots took place in more than three dozen cities across the United States
2) In most instances, attacks consisted of white-on-black violence. However, numerous African Americans also fought back, notably in the Chicago and Washington, D.C. race riots, which resulted in 38 and 15 deaths, respectively, along with even more injuries, and extensive property damage in Chicago. Still, the highest number of fatalities occurred in the rural area around Elaine, Arkansas, where an estimated 100–240 black people and five white people were killed—an event now known as the Elaine massacre.
Obviously you can pick and choose what parts you want to use.