Alabama governor George Wallace stood in front of the entrance of the University of Alabama in an attempt to block the enrollment of two black students, Vivian Malone and James Hood. His infamous shout of "Segregation now! Segregation tomorrow! Segregation forever!" made people view him as one of the country's most destructive racist.
The Cuban Revolution brought Fidel Castro, as a head of the 26th of July Movement (M-26-7), which initiated and lead the Revolution, to the position of the leader of Cuba, along with the communist government he was part of.