The event triggers many similar nonviolent protests throughout the south. The program continues, and by the end of the summer 1,000 volunteers, black and white, have participated. Byron De La Beckwith is tried twice in 1964, both trials resulting in hung juries. Thirty years later he is convicted for murdering Evers. About 250,000 people join the March on Washington.
Riots erupt in Birmingham, leading to the deaths of two more black youths.
July 2 President Johnson signs the Civil Rights Act of 1964, making segregation in public facilities and discrimination in employment illegal. Three Mississippi civil-rights workers are officially declared missing, having disappeared on June 21. Their murdered bodies are found after President Johnson sends military personnel to join the search party. It is later revealed that the police released the three men to the Ku Klux Klan . The trio had been working to register black voters.