6 ContinoVietnam By brookegc May 7, 1954 Dien Bien Phu Aug 2, 1964 Gulf of Tonkin Attack Aug 7, 1964 Gulf of Tonkin Resolution Mar 2, 1965 Rolling Thunder Begins Lasted until November 1, 1968. Mar 8, 1965 U.S. becomes actively involved Apr 7, 1965 US offers peace for economic aid proposal Apr 7, 1965 President Johnson commits over 60,000 troops to Vietnam May 11, 1965 First Major battle of American Units Jan 1, 1967 Tet Offensive begins Thousands killed. Hundreds of Thousands of people lost their homes Feb 21, 1967 Operation Junction City May 1, 1967 Khe Sanh attacked by Vietcong Jan 21, 1968 My Lai massacre Jan 1, 1969 Nixon Takes Office Feb 1, 1969 Operation Menu Jan 1, 1972 All but 133,000 troops come home Jan 8, 1972 Peace talks resume Dec 13, 1972 Peace talks break down Jan 27, 1973 Cease Fire signed Aug 9, 1974 Nixon Resigns Apr 30, 1975 Last Casualties and final evacuation