Answer: He failed to land troops at Inchon successfully and was forced to retreat.
Explanation:
Truman didn't want to get China into the conflict from the start. General met with the President in October 1950. He assured the President that there would be no Chinese intervention. The opposite happened. The advance of the US and Allied troops stopped hundreds of thousands of soldiers from China. The communist regime feared that actions could extend to their country. This conflict meant an end for US General MacArthur, who remained remembered in history as a great strategist but also an extremely stubborn person.