Learn about the history of North Korea in this National Geographic special episode of Inside North Korea. Kim Il Sung came to power in the turbulent years following World War II, and created one of the most autocratic, brutal regimes in history – the most isolated nation in the world. The Kim family’s hold on power is believed by the North Koreans to be the only thing saving them from annihilation. Inside North Korea: The Kim Dynasty | SPECIAL Explore the World with National Geographic