Events

• Vietnam is given the official name of Annam by China.
• Henry II of England acknowledges Rosamund Clifford as his mistress.
• Revolt of 1173-1174 against Henry II of England ends with defeat of the rebels.
• William I of Scotland is captured by Henry II of England, and Henry occupies Scotland.
• Richard of Dover becomes Archbishop of Canterbury.
• William de Braose, Third Lord of Bramber becomes sheriff of Hereford.
• Baldwin IV becomes King of Jerusalem, with Raymond III of Tripoli as regent and William of Tyre as chancellor.
• Fire destroys most of Padua, in Italy
• First known race track opens at Newmarket in London

Births

• Peter II, King of Aragon
• Saint Hedwig of Andechs
• Henry of Flanders, Latin Emperor of Constantinople
• Petronila of Aragon, mother of Alfonso II of Aragon

Deaths

• Nur ad-Din, atabeg of Aleppo and Mosul
• Amalric I, King of Jerusalem
• Miles of Plancy, Amalric's seneschal
• Andrei Bogolyubsky, Vladimir-Suzdal prince