Vietnam War Poster for fans of military history. The original caption for this photograph reads:23 March 1961 President Kennedy’s News Conference. Washington, D.C., State Department Auditorium. Photograph by Abbie Rowe, National Park Service, in the John F. Kennedy Presidential Library and Museum, Boston. The Vietnam War, known in Vietnam as Resistance War Against America, was a war that occurred in Vietnam, Laos, and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975.