South Korea gained more territory at the end of the Korean War, than North Korea did.

January 17, 1950: Kim II-Sung gains support to invade South Korea from Joseph Stalin (Soviet Premier), and Chinese leader Mao Zedong

June 25, 1950: About 100,000 North Korean troops invade South Korea through the 38th Parallel (38° North of Earths equatorial plane), South Korean forces are driven back

September 12, 1950: North Korea forces South Korean troops into a 5,000-square-mile rectangle at the Southeastern port of Pusan, North Korea lacks armor and half of its troops as a result of the ongoing war.

October 25, 1950: UN troops invade North Korea, Chinese troops send them back to the South bank of the Ch’ongch’on River

January 4, 1951: Chinese and North Korean troops capture Seoul again

March 14, 1951: UN liberates the South Korean capital, Seoul, which the population was only a fraction of what it was before war.