The US allies during the Vietnam War include Australia, the Republic of Korea, New Zealand, and Thailand. The Australian Prime Minister Harold Holt offered his military and political support to the course.
Australia sent over 8,000 troops to Vietnam; they provided most of the military support after the South Koreans.
South Korean had almost 49,000 soldiers fighting in South Vietnam; the South Korea unit included the Capital Tiger division and the white Horse division.
The Republic of Korea provided most of the soldiers for the US conflicts. New Zealand sent nearly a thousand soldiers and troops to South Vietnam because they want to prove their commitment to the US, and they were also against a communist taking over Vietnam. Thailand had almost 12,000 combat troops in Vietnam; they were the closet ally to the US.