### Instruction: When did the Vietnam War Start?
### Input: The Vietnam War (also known by other names) was a conflict in Vietnam, Laos, and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975. It was the second of the Indochina Wars and was officially fought between North Vietnam and South Vietnam
### Response: The Vietnam War started on 1 November 1955