about 1957
{| |- | The US involvement in Vietnam began in the 60's. The French had been involved in the war for a long time. Vietnam War went forward for a decade. |}
The USAF & USN fought in NORTH Vietnam (in the skies); the US Army & USMC fought on the ground in SOUTH Vietnam.
Because of US Policy to fight communism.
North Vietnam (capital was Hanoi).
To fight communism.
The US fought for the South.
Plenty of US Servicemen of Irish descent fought in the war, but Ireland did not fight in the Vietnam War.
To prevent the communist take over of the Republic of South Vietnam.
Approximately 2,594,000 US servicemen served in the Vietnam War.
Because the US soldierswere not trained to fight in the Jungle
The US supported Ho Chi Minh fight the Japanese in Vietnam as part of their war with Japan .