Military advisors first arrived in Vietnam in 1950. America started sending troops into Vietnam as early as 1960, but they took no military action until 1965. The United States was actively (militarily) involved in the Vietnam War from 1965 to 1975.
no
The Vietnam war
Stop communist aggression.
To prevent the spread of communism
If your referring to the Vietnam War, the first U.S military advisors arrived in Vietnam in 1950.
US war in RVN commenced in 1955. US war against North Vietnam commenced in 1964.
The US entered because they signed a document saying that the will help with a war with communism.
To prevent the build up of ccmmunist control and expansion
" Tonkin Gulf Resolution "
The Vietnam War, The Korean War, Maybe part of World War II
President Eisenhower sent US troops to Vietnam in 1955, President Ford pulled out the last US troops in 1975.
The US had hoped to stop the spread of Communism .