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
United States Air Force In South Korea area; to provide air protection for Allied naval forces, provide Air/Sea rescue for waters off the Korean peninsula; obtain photographic reconnaissance for the United States Army XXIV Corps in Korea, and perform special operations for ground and naval forces. Also the 308th Bomb Wing established and operated radar facilities. The wing was reassigned to Kimpo on 7 January 1946, and remained in Korea until March 1947 when it was reassigned to Nagoya, Japan. On 25 June 1950, North Korea invaded South Korea. On 27 June 1950, United Nations Security Council Resolution 83 recommended that UN member states assist the government