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Cold War

World War II divided Korea into a Communist, northern half and an American-occupied southern half, divided at the 38th parallel. The Korean War began when the North Korean Communist army crossed invaded non-Communist South Korea. As North Korean army, armed with Soviet tanks, quickly overran South Korea, the United States came to South Korea's aid. General Douglas MacArthur, who had been overseeing the post World War II affair of Japan, sent the US forces, which began to hold off the North Koreans at Pusan, at the southernmost tip of Korea. Although Korea was not strategically important to the United States, the political environment at this stage of the Cold War was such that policymakers did not want to appear soft on Communism. The US step in as part of a "police action" run by a UN international peace- keeping force.

With the US, UN, and South Korean forces pinned against the sea at Pusan, MacArthur orchestrated a daring amphibious attack on Inchon a port on the western coast of Korea. Having made this landing, MacArthur defeated the North Korean army and recaptured Seoul, the capital of South Korea. Instead of being satisfied with his defeat of South Korea, MacArthur crossed the 38TH Parallel and pursued the North Korean army all the way to the northernmost provinces of North Korea. Afraid that the US was interested in taking North Korea as a base for operations against Manchuria, the People's Republic of China secretly sent an army across the Yalu River. This Chinese army attacked the US/UN/ROK forces. Only after the appointment of Lt. General Matthew Ridgway as commander of ground forces did American the motivation begin to swing against the Chinese Communists.

Although President Truman hoped to end the war quickly and pressed MacArthur to be more tactful, the brilliant strategist went against presidential orders and continued spouting incendiary lines about his hopes to reunify Korea. After gaining the support of the Joint Chiefs of Staff Truman...