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
Armed Forces Day (South Korea) Armed Forces Day (South Korea) Armed Forces Day in South Korea is an annual event usually celebrated on 1 October to commemorate the service of men and women in the Republic of Korea Armed Forces. The day that South Korean forces broke through the 38th parallel in 1950 during the Korean War. It is not a national holiday or public day off, but a National Flag Raising Day (국기게양일) to recognize and honor the South Korean military. In 2017, the holiday was celebrated on 28 September rather than the usual date to avoid clashing with the lunar holiday of Chuseok.