Vietnam War Protests'Vietnam War protests began among peace activists and leftist intellectuals on college campuses, but gained national prominence in 1965, after the United States began bombing North Vietnam in earnest. Antiwar marches and other protests, such as the ones organized by Students for a Democratic Society (SDS), attracted a widening base of support over the next several years, peaking in early 1968 after the successful Tet Offensive by North Vietnamese troops proved that war’s end was nowhere in sight...'