click below
click below
Normal Size Small Size show me how
History Causes
Causes, Event
| Policy of Containment | The U.S. adopted containment as official policy after WWII |
| Domino Effect | U.S. leaders believed that if one Southeast Asian country fell to communism, others would follow. |
| Presidents Truman, Eisenhower, Kennedy, and Johnson. | Presidents who all justified aid, advisors, and eventually full military intervention in Vietnam under the logic of containment. |
| Qoute about the Policy of Containment from Dwight D. Eisenhower, 1954. | "You have a row of dominoes set up, you knock over the first one, and what will happen to the last one is the certainty that it will go over very quickly." |
| President of South Vietnam from 1955 until 1963 | Ngo Dinh Diem |
| Issues with President Ngo Dinh Diem's appointments | Diem ran South Vietnam as a dictatorship, filled government posts with family members. |
| Issues with President Ngo Dinh Diem's incompetence | Because Diem's regime lacked legitimacy, the U.S. felt it had to step in with more financial and military support to keep South Vietnam stable. |
| Strategic hamlets | Forcing villagers into fortified villages to cut them off from Viet Cong influence. Alienated the population and increased support for the Viet Cong, making the war harder to win. |
| Coup in November 1963 | When Diem was assassinated, tacitly supported by the U.S. |
| Result of Diem's assassination | South Vietnam became even more unstable, dragging the U.S. further into direct involvement. The U.S. felt it had no choice but to take greater control of the war effort, leading to Johnson's escalation after 1964. |
| Location of North Vietnamese attack on American Boats | Gulf of Tonkin, off the coast of North Vietnam. |
| Time of attack of American boats in the Gulf of Tonkin. | August 1964 |
| Nature of attack in Gulf of Tonkin | Alleged attacks by North Vietnamese torpedo boats on U.S. destroyers (USS Maddox and USS Turner Joy). |
| Gulf of Tonkin resolution | The resolution which gives President Johnson broad powers to escalate U.S. military involvement in Vietnam without a formal declaration of war. |
| Angle taken by Secretary of Defense Robert McNamara | The Gulf of Tonkin Incident as a justification for escalating U.S. involvement in Vietnam. |