1104

Events

• The world's first factory, the Venice Arsenal, is founded in Venice.
• Alfonso I of Aragon becomes King of Aragon and Navarre.
• Historian Guibert of Nogent becomes abbot of Notre Dame de Nogent.
• Baldwin I of Jerusalem captured Acre.
• Baldwin II, count of Edessa, is taken prisoner by the Seljuk Turks at the Battle of Harran; Tancred becomes regent.
• Kilij Arslan I, Sultan of Rüm, starts a war with the Danishmends.

Births

• 1104/5 - Alfonso VII, king of Castile (d. 1157)

Deaths

• Peter I of Aragon, King of Aragon and Navarre

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