On top of that, the Joseon authorities adopted a rigorous isolationist policy, earning the nickname "the hermit kingdom", but eventually unsuccessful to protect by itself versus imperialism and was forced to open its borders, commencing an era major into Japanese imperial rule.

3 from the commanderies fell or retreated westward inside of a handful of many years, even so the Lelang Commandery remained as being a Heart of cultural and economic Trade 슬롯 with successive Chinese dynasties for four generations. By 313, Goguryeo annexed each of the Chinese commanderies.