The Civil Rights Movement begins to gain momentum in the early 1950s, focusing on ending racial discrimination and segregation in the United States.
A 1964 campaign launched to register as many African-American voters as possible in Mississippi, a state known for racial discrimination and voter suppression.
Three civil rights workers—James Chaney, Andrew Goodman, and Michael Schwerner—are murdered by members of the Ku Klux Klan in Mississippi during Freedom Summer.
The Federal Bureau of Investigation launches a high-profile investigation into the disappearance and murder of the three civil rights workers in Mississippi.