KnowraFour Commanderies of HanLinked fromLinked fromThe 6 pages that link to Four Commanderies of Han, each with the reason it gives.All 6Broader topic 3Related 3Hexi CorridorBroader topic: Their creation turned a passage into an organized military and administrative frontier.Wiman JoseonBroader topic: Han divided conquered lands into commanderies after the kingdom’s defeat.Old ChosŏnBroader topic: Their creation shows how Han rule replaced the conquered polity.