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Domino Theory coined
After Eisenhower's speech, the phrase “domino theory” began to be used as a shorthand expression of the strategic importance of South Vietnam to the United States, as well as the need to contain the spread of communism throughout the world. -
Geneva Accords
The Geneva Conference, intended to settle outstanding issues resulting from the Korean War and the First Indochina War, was a conference involving several nations that took place in Geneva, Switzerland, from April 26 to July 20, 1954. -
Assassination of Diem
Following the overthrow of his government by South Vietnamese military forces the day before, President Ngo Dinh Diem and his brother are captured and killed by a group of soldiers. The death of Diem caused celebration among many people in South Vietnam, but also lead to political chaos in the nation. -
Gulf of Tonkin Resolution
U.S. Involvement in the Vietnam War: the Gulf of Tonkin and Escalation, 1964. ... On August 7, 1964, Congress passed the Gulf of Tonkin Resolution, authorizing President Johnson to take any measures he believed were necessary to retaliate and to promote the maintenance of international peace and security in southeast Asia. -
LBJ ordered 1st troops to Vietnam
Acting on the belief that Hanoi would eventually weaken when faced with stepped up bombing raids, Johnson and his advisers ordered the U.S. military to launch Operation Rolling Thunder, a bombing campaign against the North. -
Tet Offensive
The Tet Offensive was a coordinated series of North Vietnamese attacks on more than 100 cities and outposts in South Vietnam. The offensive was an attempt to foment rebellion among the South Vietnamese population and encourage the United States to scale back its involvement in the Vietnam War. -
My Lai Massacre
The Mỹ Lai massacre was the mass murder of unarmed South Vietnamese civilians by U.S. troops in Sơn Tịnh District, South Vietnam, on 16 March 1968 during the Vietnam War. -
Kent State shooting
The Kent State shootings, also known as the May 4 massacre and the Kent State massacre, were the killings of four and wounding of nine other unarmed Kent State University students by the Ohio National Guard on May 4, 1970 in Kent, Ohio, 40 mi south of Cleveland. -
Nixon sends troops into Cambodia
He announced his decision to launch American forces into Cambodia with the special objective of capturing COSVN, "the headquarters of the entire communist military operation in South Vietnam." Nixon's speech on national television on 30 April 1970 was called "vintage Nixon" by Kissinger. -
Hard Hat Riot
The Hard Hat Riot occurred on May 8, 1970, in New York City. It started around noon when around 400 construction workers and around 800 office workers attacked around 1,000 demonstrators affiliated with the student strike of 1970. -
war powers act
The War Powers Resolution is a federal law intended to check the U.S. president's power to commit the United States to an armed conflict without the consent of the U.S. Congress. The resolution was adopted in the form of a United States congressional joint resolution. -
Nixon’s Christmas bombing (What was its effect?)
According to Nixon's critics, the armistice agreement signed in January 1973 was identical to the one reached in October 1972. The bombing brought no concessions from the enemy, nor was it intended to; its purpose was to persuade the South Vietnamese to go along with an armistice to which they were violently opposed. -
Nixon’s Vietnamization policy
Vietnamization was a policy of the Richard Nixon administration to end U.S. involvement in the Vietnam War through a program to "expand, equip, and train South Vietnamese forces and assign to them an ever-increasing combat role, at the same time steadily reducing the number of U.S. combat troops". -
Paris Peace Accords
The Paris Peace Accords, officially titled the Agreement on Ending the War and Restoring Peace in Viet Nam, was a peace treaty signed on January 27, 1973, to establish peace in Vietnam and end the Vietnam War. -
Saigon Falls
The Fall of Saigon, also known as the Liberation of Saigon by North Vietnamese, was the capture of Saigon, the capital of South Vietnam, by the People's Army of Vietnam and the Viet Cong on 30 April 1975.