Walton Walker backed South Korea, and China allied with the Soviet Union in what was to become the first military action of the Cold War. Shortly after 75,000 North Korean troops with tanks invaded South Korea on June 25, 1950, American air and sea forces were ordered by President Harry S. Truman to give South Korean troops support. The U.S. Eighth Army was ordered to intervene and drive the invaders back across the 38th parallel, the border between the two countries. With only four lightly equipped and poorly trained divisions, Walker began landing troops on the southeast side of the Korean peninsula
South Korea in the Vietnam War second half. Corruption did occur in which US-issued weapons were re-directed and sold to Korean ships for re-sale to the Korean government and supplementing the arsenal of Korean forces stationed in Korea, whom were still given M1 Garand rifles instead of the newer-issue M16 rifle given out to ARVN and ROK forces in South Vietnam The withdrawal process had negatively impacted Korean-US relations, despite economic benefits gained, with Nixon and Secretary of Defense Melvin Laird considering simultaneous withdrawal from both Korea and Vietnam. Due to Vietnamization US troops begun withdrawing since 1970, which had caused disagreement with the South Korean