A call to pride and a renewed push for unity galvanize black America. World heavyweight champion Cassius Clay challenges America to accept him as Muhammad Ali, a minister of Islam who refuses to fight in Vietnam. Students at Howard University in Washington, D.C., fight to bring the growing black consciousness movement and their African heritage inside the walls of this prominent black institution. Black elected officials and community activists organize the National Black Political Convention in Gary, Indiana, in an attempt to create a unified black response to growing repression against the movement.