Two naval battles in the Tonkin Gulf between the US Navy & North Viet Navy.
north Vietnam invaded south vietnma
no
I know of no illegal "rugs" that entered south Vietnam but there were illegal Drugs that did enter Vietnam.
The Vietnam war
no
cause they wanted to! =)
They were drafted.
A reluctance to enter future conflicts
Stop communist aggression.
Vietnam.
If your referring to the Vietnam War, the first U.S military advisors arrived in Vietnam in 1950.
Australian troops entered into the Vietnam War on the 29th April 1965.