1103

By place

Levant

• Spring - Bohemond I, Norman prince of Antioch, is released from Seljuk imprisonment at Niksar, after a ransom is paid of 100,000 gold pieces. During his absence, Tancred attacks the Byzantines, and re-capture the cities of Tarsus, Adana and Mamistra in Cilicia. Tancred is deprived of his lordship by Bohemond's return, and is rewarded with a small fief within the Principality of Antioch.
• The Crusaders under Raymond IV invade the Beqaa Valley and capture Tortosa to isolate Tripoli. Raymond expands towards the Orontes River, and begins to build a castle on the Mons Peregrinus which helps in the Siege of Tripoli. Emperor Alexios I supports the Crusaders by sending a Byzantine fleet to blockade the port of Tripoli.
• Summer - The Crusaders led by Bohemond I and Joscelin of Courtenay raid the territory of Aleppo to gain supplies. They capture the town of Muslimiyah, and extract a large tribute. Sultan Fakhr al-Mulk Radwan, the Seljuk ruler of Aleppo, agrees to pay 7,000 gold pieces and ten horses to the Crusaders while Bohemond agrees to release all Seljuk prisoners captured at Muslimiyah.

  Europe

• August 24 - King Magnus III is killed in battle with the Ulaid in Ulster. Sigurd Jorsalfare, Øystein Magnusson and Olaf Magnusson succeed him as joint kings of Norway.

  England

• April 27 - Anselm, archbishop of Canterbury, goes again in exile after a dispute with King Henry I over the appointment of bishops and abbots into important Church positions.
• August 5 - Queen Matilda of Scotland, wife of Henry I, gives birth to their first son William Adelin at Winchester. They already have a daughter, Princess Matilda.

  China

• Li Jie, Chinese government minister, publishes his Yingzao Fashi technical treatise on Chinese architecture, during the reign of Emperor Hui Zong of the Song Dynasty.

  By topic

Religion

• The Scandinavian city of Lund in the Swedish province of Scania becomes a see of the Catholic Church, namely the Archdiocese of Lund.