Along with the spread of Iron Age culture and the development of farming skills, powerful states such as Goguryeo, Baekje and Silla gradually were established in Manchuria and on the Korean Peninsula.

The production incorporates historical and cultural aspects of ancient Langzhong, including Chinese astronomy, folk dancing, ...

After yielding the areas along the Hangang River to Goguryeo, Baekje moved its capital to Ungjin (present-day Gongju) in 475. It strived to rebuild its strength to regain the lost territory. King ...