On June 28, the Security Council met again and in the continued absence of the Soviet Union passed a US resolution approving the use of force against North Korea. On June 30, Truman agreed t

Now that you have read about the origins of the Korean War, take a few minutes to read the two paragraphs below before responding to the stated question in paragraph form.
On June 28, the Security Council met again and in the continued absence of the Soviet Union passed a US resolution approving the use of force against North Korea. On June 30, Truman agreed to send US ground forces to Korea, and on July 7 the Security Council recommended that all UN forces sent to Korea be put under US command. The next day, General Douglas MacArthur was named commander of all UN forces in Korea.
In the opening months of the war, the US-led UN forces rapidly advanced against the North Koreans, but Chinese communist troops entered the fray in October, throwing the Allies into a hasty retreat. In April 1951, Truman relieved MacArthur of his command after he publicly threatened to bomb China in defiance of Truman’s stated war policy. Truman feared that an escalation of fighting with China would draw the Soviet Union into the Korean War.
?from Canadian Encyclopedia – Korean War
In paragraph format, answer the question below, being sure to acknowledge both sides of the issue.
Was this a war or a peacekeeping mission?