Information
Name: Kostroma Principality
Type: Polity
Start: 1248
End: 1320
Groups:
Russian Principalities
Kostroma Principality: All Data
This page is about the data available for this polity, the chronology of the events of the polity is available here.
Was one of the many Russian Principalties that existed in the Middle Ages and were later inglobated either into Russia or Lithuania.
