1066 (MLXVI in Roman numerals) is an 11th century year.
January 5 - On the death of Edward the Confessor, Harold II of England becomes king of England. William of Normandy, decides to invade England with the support of Pope Alexander II.
September 25 - With the Battle of Stamford Bridge the Viking era in England ends with the defeat of Harald III of Norway, the last Scandinavian pretender to the throne of England.
October 14 - Battle of Hastings. The Normans led by William the Conqueror defeat the Anglo-Saxon army led by King of England Harold II, who dies in battle, and the event causes the Norman conquest of England (1066-1072), which represents a real watershed within the English Middle Ages.
December 25 - William the Conqueror is anointed king at Westminster Abbey.
Astronomy and art
March 20 - 18th known passage of Halley's comet at perihelion, recorded in European and Chinese annals, the most famous sighting until the time of Halley, is represented in the Bayeux Tapestry, performed on behalf of William the Conqueror to celebrate the battle of Hastings. (Astronomical event 1P / 1066 G1).
Costanzo di Niardo, an Italian religious
Tutush I, Turkish sultan († 1095)
Godfrey of Amiens, French bishop, abbot and saint († 1115)
Al-Afdal Shahanshah († 1121)
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