Vietnam War: The Vietnam War was a conflict between North Vietnam (supported by communist allies) and South Vietnam (supported by the United States). This war had a profound impact on American society during the sixties and fueled anti-war sentiments among many young people.
Hippie movement: The hippie movement emerged as a countercultural phenomenon during the sixties. It emphasized peace, love, communal living, environmentalism, and non-traditional spirituality.
Space race: The space race refers to the competition between the United States and Soviet Union to achieve various milestones in space exploration. During the sixties, this race resulted in significant advancements in technology while also reflecting Cold War tensions between these two superpowers.