Duchy of Lithuania: All Data

This page is about the data available for this polity, the chronology of the events of the polity is available here.

Was a polity created by the Lithuanians in the 13th century. Initially a Duchy, it became Kingdom in 1251 when Duke Mindaugas converted to Christianity. However the rulers immediately after Mindaugas remained pagans and created the Grand Duchy of Lithuania. Lithuania grew to be a regional power, being able to defeat the Mongols and inglobate many of the small principalities that had succeeded the Kievan Rus'. Lithuania ceased to exist as a separate polity in 1385 when it entered into a Personal Union wit Poland.