Events

• Clairvaux Abbey is founded by St. Bernard.
• Anselm of Laon becomes archdeacon of Laon.
• Hugh of St. Victor joins the Victorines in Paris.
• Pierre Abélard becomes canon of Notre Dame.
• Stephen of England becomes count of Mortain.
• The title of Duke of Atholl is created (approximate date).
• Lothar I of Supplinburg defeats Henry V, Holy Roman Emperor, in the Battle of Welfesholz.
• Arnulf of Chocques is accused of sexual relations with a Muslim woman and is briefly removed from his position as Latin Patriarch of Jerusalem.
• The Jurchen establish the China.
• The Crusader castle of Montreal is built by Baldwin I of Jerusalem.

Births

• John of Salisbury, bishop of Chartres (approximate date)
• Robert Wace, English author (approximate date)
• Raymond II, Count of Tripoli (approximate date)
• Thomas Becket, Archbishop of Canterbury (approximate date).

Deaths

• Gilbert de Clare, 1st Earl of Gloucester
• Matilde, countess of Canossa