A major new history of North and South Korea, from the late nineteenth century to the present day A Korea has a long, riveting history–it is also a divided nation. South Korea is a vibrant democracy, the tenth largest economy, and is home to a world-renowned culture. North Korea is ruled by the most authoritarian regime in the world, a poor country in a rich region, and is best known for the cult of personality surrounding the ruling Kim family. But both Koreas share a unique common history.