Timeline of United States military operations May 1949. 1948–1949: China: Marines were dispatched to Nanking to protect the American Embassy when the city fell to Communist troops, and to Shanghai to aid in the protection and evacuation of Americans. 1950–1953: Korean War: The United States responded to the North Korean invasion of South Korea by going to its assistance, pursuant to United Nations Security Council resolutions. US forces deployed in Korea exceeded 300,000 during the last year of the active conflict (1953). Over 36,600 US military were killed in action. 1950–1955: Formosa (Taiwan): In June 1950, at the beginning of the Korean War, President Truman ordered
Air Battle of South Korea north and south were battling across the peninsula. On June 27 the South Koreans were losing the First Battle of Seoul. Most of South Korea's forces retreated in the face of the invasion. The North Koreans would capture the city the next day forcing the South Korean government and its shattered army to retreat further south. In the meantime, US naval and air forces were evacuating US diplomats, military dependents, and civilians by ship and air transport, hoping to get American civilians out of the country "by any means." Civilians were being gathered at Suwon Airfield and Kimpo Airfield near