The War Summer of 1950 –MacArthur was able to push the North Koreans back behind the 38 th parallel –MacArthur convinces Truman to let him free all of Korea so he pushes towards China –Mao, the Chinese leader warned MacArthur to back off and when he didn't China joined the war Winter of 1950 and 1951 –Chinese push the U.S.
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