Korea, history of the Korean Peninsula from prehistoric times to the 1953 armistice ending the Korean War (1950–53). For later developments, see North Korea: History; and South Korea: History.
South Korea is a country in East Asia that occupies the southern portion of the Korean peninsula. It faces North Korea across a demilitarized zone 2.5 miles (4 km) wide that was established by the terms of the 1953 armistice that ended fighting in the Korean War. The capital is Seoul.