This gripping new study details the crisis point of the Korean War: the UN advance across into North Korea and the following Chinese offensive that drove the forces back south of the 38th Parallel.Following the Inchon landings and the breakout from the Pusan Perimeter, UN forces crossed the North Korean border on October 9 and moved on the capital PyongyangMany in America believed the war would be over by Christmas, but some Washington diplomatic, military, and intelligence experts continued to raise dire warnings that the People''s Republic of China might intervene. Nevertheless, General MacArthur decided to push on to the Chinese/North Korean border, the Yalu River.On October 25, Communist Chinese Forces unexpectedly attacked Republic of Korea forces near Unsan. Then, on November 25, the day after MacArthur announced a “final offensive to end the war,” the Chinese 13th Army Group struck in mass against the Eighth Army in the northwest corner of North Korea, overrunning the US 2nd and