United States in the Korean War Union. The United States was still war weary from the disruptive World War II campaign and refused South Korea's request for weapons and troops. North Korea convinced the Soviet Union to supply them with the weapons and support they requested. This decision coincided with the United States withdrawing the last remaining combat troops from South Korea. North Korea saw its opportunity and attacked South Korean forces at the 38th parallel on June 25, 1950 and thus initiating the Korean War. In response to North Korea's invasion into South Korea the United Nations convened to formulate a response. The U.N. demanded
Australia in the Korean War border between North Korea and China, and extend their rollback policy into China. Many in the West, including General MacArthur, thought that spreading the war to China would be necessary and that since North Korean troops were being supplied by bases in China, those supply depots should be bombed. However, Truman and the other leaders disagreed, and MacArthur was ordered to be very cautious when approaching the Chinese border. Except on some rare occasions, UN bombers remained out of Manchuria during the war. China warned American leaders through neutral diplomats that it would intervene to protect its national security, however