Freedom Summer 1964 was a massive voter registration campaign in Mississippi and the first interracial movement of its kind.

From the NAACP to the Black Lives Matter movement, we're counting down the biggest civil rights turning points in every decade.

For 382 days, almost the entire African-American population of Montgomery, Alabama, including leaders Martin Luther King Jr. and Rosa Parks, refused to ride on segregated buses, a turning point in the American civil rights movement.

On December 1, 1955 Rosa Parks refused to give up her seat on a bus in Montgomery, AL and sparked the American Civil Rights movement of the 20th century.