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
U.S.–South Korea Status of Forces Agreement U.S.–South Korea Status of Forces Agreement The U.S.–South Korea Status of Forces Agreement (Hangul: ; Hanja: , SOFA), formally Agreement under Article IV of the Mutual Defence Treaty between the Republic of Korea and the United States, Regarding Facilities and Areas and the Status of United States Armed Forces in the Republic of Korea, is an agreement between South Korea and the U.S. approved and enacted in 1967 and revised in 1991 and 2001. It is a status of forces agreement that concerns the treatment of United States Forces in South Korea. Lt. General Jan-Marc Jouas is the U.S. representative