They came after the Silla Kingdom. They adopted Chinese ideas but made them distinct Korean features. They had a similar government and also gave exams to find the most talented government leaders. The Korean society was split into powerful nobility and the others. Artisans covered their pottery with celadon, which helped preserve the art. They improved the movable type.
The pottery above has celadon on it to preserve the pottery. You can see the celadon by the blue-green color it has. To learn more about the Dynasty, click the link or watch the video below