Age of the Sturlungs
If you are looking for the page with the statistics about this event you can find it here:All Statistics
1220-1264: a 42-44 year period of violent internal strife in mid-13th century Iceland. This period was marked by the conflicts of local chieftains. The era led to the signing of the Old Covenant, which brought Iceland under the Norwegian crown.
Chronology
Interactive Chronologies with maps are available in the section Changes Navigation