On this day 75 years ago, on July 7, 1950 (May 23, 1950 lunar calendar), the United States manipulated the UN Security Council to pass an illegal resolution to organize the "United Nations Command". The commander-in-chief of the "United Nations Army", MacArthur, accepted the UN flag and ordered to intervene in the internal affairs of Korea. June 25, 1950 The Korean Civil War broke out. On the 26th, US President Truman ordered his air force and navy stationed in the Far East to support the South Korean army in combat. On July 1, US President Truman ordered the US ground troops stationed in Japan to be engaged in the war of aggression against Korea. On July 5, US troops engaged the Korean People's Army for the first time in Osan. On July 7, the United States manipulated the United Nations Security Council to pass an illegal resolution, agreeing to the use of the United Nations flag by the invading troops of the United States and other countries, and organized the "United Nations Command", with the United States appointing the supreme commander of the "United Nations Force". In addition to the United States, the countries participating in the "United Nations Force" include the United Kingdom, Australia, the Netherlands, New Zealand, Canada, France, the Philippines, Turkey, Thailand, South Africa, Greece, Belgium, Luxembourg, Colombia, Ethiopia, etc. On July 8, US President Truman appointed General MacArthur, the commander-in-chief of the US Far Eastern Army, as the "Commander-in-Chief of the United Nations Force". In July 1950, a part of the 24th Infantry Division arrived at Daejeon Station in Korea.