South Korea, officially known as the Republic of Korea, is a country located in East Asia. South Korea has a population of approximately 51 million people and its capital and largest city is Seoul. The country has a highly developed economy and is a member of the OECD (Organisation for Economic Co-operation and Development). South Korea has a piece of traditional music, dance, and art. It is also known for its popular culture, including K-pop music and Korean dramas, which have gained a global following. South Korea is known for its rapid economic development, known as the "Miracle on the Han River," which transformed it from a war-torn country into a major global economic power. It has a highly developed economy, with a focus on technology, manufacturing, and international trade.