[Clockwise from top left] Cynthia Diane Wesley, 14, Carol Robertson, 14, Denise McNair, 11, Addie Mae Collins, 14, the four young girls killed in the Sixteenth Street Baptist Church bombing on a Sunday morning in September, 1963.
An editorial cartoon showing an African-American man being pushed into the street by a white businessman; signs on the establishments behind them show that "Housing", "School", "Public accommodations," and "Job opportunities" are all "Restricted," c. 1963.
Norman Rockwell's painting, entitled Murder in Mississippi, appeared in a Look magazine article detailing the murders of three civil rights workers in July 1964.
In San Francisco, California, Ku Klux Klan members support Barry Goldwater's campaign for president outside the Republican National Convention, July 12, 1964.
The aftermath of rioting in Rochester, New York in July 1964.
Fannie Lou Hamer, a delegate for the Mississippi Freedom Democratic Party, testifies before the Democratic Party's Credentials Committee in August 1964. "If the Freedom Democratic Party is not seated now," Hamer states, "I question America... Is this America?"
Martin Luther King, Jr. meets with President Lyndon B. Johnson to discuss voting rights legislation, 9 February 1965.
A KKK sniper murdered Viola Liuzzo, a white civil rights worker, while she drove marchers home on 25 March 1965.
During riots in Watts, California, a man is dragged into a police car while reporters stand by. An original newspaper caption read, "Policemen force a rioter here into a police car during second night in a row of rioting. The rioters, led by a hard core of 300 hoodlums, were controlled by heavily armed police."
Buildings burn on Avalon Boulevard in the Watts section of Los Angeles during rioting in August 1965.
Riots in Detroit are featured on the cover of the 4 August 1967 edition of Time magazine.
A National Guardsman patrols an intersection in Washington, D.C. during rioting in April 1968.
"Resurrection City," a plywood shantytown erected by the Poor Peoples' Campaign protesters, May 1968.
The front page of The Sacramento Bee newspaper reports on an armed protest led by the Black Panther Party, 2 May 1967.
Actor Marlon Brando and Black Panthers at the funeral for Bobby Hutton,17, killed by Oakland police during a shoot-out, April 1968.
In Oakland, California, the Black Panther Party National Headquarters window is shattered by police gunshots, 10 September 1968.
In Washington, D.C., a flyer promotes a holiday to honor the anniversary of the assassination of Martin Luther King, Jr., 3 April 1969.
In Boston, Massachusetts, police wearing riot helmets line the streets as women march to protest the busing of black students into South Boston public schools, 12 September 1975.
In Detroit, protesters march during Supreme Court deliberations in the Regents of the University of California v. Bakke, case, 3 October 1977.