1BeamisVietnam By ebeamis Jan 1, 1950 Dien Bien Phu Jan 1, 1959 Ho Chi Minh Trail Created Period: Mar 7, 1962 to Mar 7, 1971 Operation Ranch Hand Jan 1, 1963 US Actively Involved Aug 2, 1964 Gulf of Tonkin Attack Aug 7, 1964 Gulf of Tonkin Resolution Period: Mar 2, 1965 to Nov 1, 1968 Operation Rolling Thunder Apr 7, 1965 US offers Peace Apr 7, 1965 President Johnson commits 60,000 US Troops Aug 17, 1965 First Major Battle for US Troops Operation Starlite Feb 22, 1967 Operation Junction City Search and Destroy Airborne Operation Jan 21, 1968 Vietcong Attack Khe Sanh Base Jan 30, 1968 Tet Offensive Begins Mar 16, 1968 My Lai Massacre Nov 5, 1968 President Nixon takes Office Mar 18, 1969 Operation Menu Strategic Bombing of Eastern Cambodia Jan 1, 1972 133,000 US Troops Still in Vietnam Dec 13, 1972 Peace Talks Break Down Held in Paris Jan 8, 1973 Peace Talks Resume Jan 27, 1973 Cease Fire Signed Aug 8, 1974 President Nixon Resigns Apr 30, 1975 Final US Casualties and Evac.