June 28 – Kerbogha is defeated by the crusaders at the Battle of Antioch.
December 12 – After a month's siege, the crusaders take Ma'arra and massacre part of the population.
July 14 – Donation of Altavilla: Bohemond I, the new crusader ruler of Antioch grants commercial privileges and the right to use warehouses (fondaco) and the church of Saint John to the Republic of Genoa. This marks the beginning of Italian merchant settlements in the Levant.
August – The Fatimids retake Jerusalem from the Turks.
The Byzantine Empire retakes Smyrna, Ephesus and Sardis.