I really don't know but, I think it was when the Korean War. So it must be the years 1950~1953 (I'm Korean)
UK, Turkey, Australia, South Korea had the most troops
1950. because the war broke out on June25, 1950.
to re-enforce US troops already serving in korea.
July 1953
NATO and mostly us troops
US troops stayed in Europe (Germany) until the end of the cold war in 1990. US Troops are still there, but not in the strength of the cold war days. Korea is held in place by an Armistice. A temporary truce. Once a permanent settlement is agreed upon, the US Troops will most likely return home.
South Korea to settle the republic of Korea
westmoreland
28,000
The Communist invasion of South Korea.North Korea's invasion of South Korea
US involvement in the Korean War began with troops deployed to Korea in September of 1945. On July 5, 1950 US troops formally began to fight on South Korea's behalf. The battle of Osan was a decided defeat for our troops.
North Korea. Also, the American troops spent a lot of time fighting the Chinese since China sent in troops to support North Korea, just as the U.S. sent in troops to support South Korea.