Vietnam Timeline By JordanMLangland May 7, 1954 Dien Bien Phu Jan 1, 1959 Creation of the Ho Chi Minh Trail During the Year Dec 31, 1961 United States becomes actively involved Jan 1, 1962 Operation Rangeland Jul 30, 1964 Gulf of Tonkin Attack Aug 7, 1964 Gulf of Tonkin Resolution Feb 13, 1965 Rolling Thunder Begins Apr 7, 1965 US offers peace for economic aid proposal Aug 17, 1965 First Major Battle of Vietnam War for American Units Nov 22, 1966 Pres. Johnson commits over 60,000 troups to Vietnam Dec 10, 1966 American forces total 385,000 Feb 21, 1967 Operation Junction City Jan 30, 1968 Tet Offensive begins Feb 23, 1968 Khe Sanh attacked by Vietcong Mar 16, 1968 My Lai Massacre Nov 1, 1968 Rolling Thunder ends Jan 20, 1969 Nixon takes office Feb 1, 1969 Operation Menu Jul 1, 1971 Spraying of Agent Orange ends Jan 1, 1972 All but 133,000 US troups have come home Dec 13, 1972 Peace talks break down Jan 8, 1973 Peace talks resume Jan 27, 1973 Cease fire signed Aug 9, 1974 Nixon Resigns Apr 30, 1975 Last casualties for the US and final evacutaion