1263

- The chieftains of the eastern part of Iceland become the last to pledge fealty to the Norwegian king, bringing a more complete end to the Icelandic Commonwealth and the Icelandic civil war.
- Genoa captures the city of Chania on Crete from the Venetians.
- Hulagu Khan is defeated in an attempted invasion north of the Caucasus.
- Based on Magdeburg Law Żnin (Poland) was given city rights