June 1257 in history

June 1257 events chronologically

Jun 5 Kraków, in Poland, receives city rights

Died in June 1257

Jun 4 Przemysł I of Greater Poland a Duke of Greater Poland , Duke of Poznań and Gniezno during 1247–1249, Duke of Poznań and Kalisz during 1249–1250, sole Duke of Greater Poland during 1250–1253 and Duke of Poznań from 1253 until his death.