1955 South Vietnam.
1974
The North Viets did.
To prevent Communist North Vietnam from taking over the free Republic of South Vietnam.
US military advisors were training the ARVNs in April 1956 in Vietnam. There was no "US invasion."
in 1955
1965 for the americans although conflicts started in 1959
Eisenhower and Kennedy both sent military advisers to Vietnam, but the actual hot war for Americans began under Lyndon Johnson.
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1955 South Vietnam.
See website: Vietnam War
he did not want the Vietnam war to start in the first place, but a bunch of rednecks ameriicans disagreed with him, and he ended up getting assassinated by a Jew .
Eisenhower and Kennedy both sent military advisers to Vietnam, but the actual hot war for Americans began under Lyndon Johnson.
1963
See website: Vietnam War
Australia never fought Vietnam.
Eisenhower first dispatched US Troops to RVN in February 1955.