Premise: The Vietnam War ( Chiến tranh Việt Nam ) , also known as the Second Indochina War , and known in Vietnam as Resistance War Against America ( Kháng chiến chống Mỹ ) or simply the American War , was a war that occurred in Vietnam , Laos , and Cambodia from 1 November 1955 to the fall of Saigon on 30 April 1975 . Beginning in 1950 , American military advisors arrived in what was then French Indochina.The Military Assistance Advisory Group , Indochina ( with an authorized strength of 128 men ) was set up in September 1950 with a mission to oversee the use and distribution of US military equipment by the French and their allies .
Hypothesis: The Vietnam War started in 1945.
Label: CONTRADICTION