en Cuevana 3. The Tet Offensive during the Vietnam War, the Civil Rights Movement, the May events in France, the assassinations of Martin Luther King and Robert F. Kennedy, the Prague Spring, the Chicago riots, the Mexico Summer Olympics, the presidential election of Richard Nixon, the Apollo 8 space mission, the hippies and the Yippies, Bullitt and the living dead. Once upon a time the year 1968.