Usan: All Data
This page is about the data available for this polity; the chronology of its events is available here.
Was a kingdom that occupied Ulleung-do and the adjacent islands during the Korean Three Kingdoms period.
1. Genealogy
2. Maps of Political Control Over Time
Usan : Map showing the initial year each territory was ruled by the polity
Usan : Maximal Extension of the Polity
