Coordinates: 36°30′N 126°45′E / 36.500°N 126.750°E / 36.500; 126.750 South Chungcheong Province (Korean: 충청남도, Chungcheongnam-do), also known as Chungnam, is a province of South Korea. South Chungcheong has a population of 2,059,871 (2014) and has a geographic area of 8,204 km2 (3,168 sq mi) located in the Hoseo region in the southwest of the Korean Peninsula. South Chungcheong borders the provinces of Gyeonggi to the north, North Chungcheong, Sejong Special Autonomous City, and Daejeon Metropolitan City to the east, and North Jeolla to the south. Hongseong County is the capital and Cheonan is the largest city of South Chungcheong, with other major cities including Asan, Seosan, and Dangjin. Daejeon was the largest city of South Chungcheong until becoming a Metropolitan City in 1989, and the historic capital until the provincial government was relocated to Hongseong in 2012. South Chungcheong was established in 1896 from the province of Chungcheong, one of the Eight Provinces of Korea, consisting of the southwestern half of the territory. South Chungcheong was known as Chūsei-nan Prefecture during the Japanese Colonial Period from 1910 and became part of South Korea following the division of Korea in 1945. From Wikipedia
