The correct answer is Many of the troops who supported North Korea were Chinese, while many of the troops who fought for South Korea were American
The Korean War was a conflict that took place on the Korean Peninsula (1950 and 1953) between the different governments that had been formed in North Korea and South Korea. This conflict was one of the deadliest in the entire twentieth century, causing a total of 2.5 million victims. It also contributed to aggravate the division between the two Korea.