1066 (MLXVI) was a common year starting on Sunday of the Julian calendar. Events Worldwide March 20 – Halley's Comet reaches perihelion. Its appearance is subsequently recorded in the Bayeux Tapestry. Asia unknown dates Chinese imperial official Sima Guang presents the emperor with an 8-volume Tongzhi (通志; "Comprehensive Records"), chronicling Chinese history from 403 BCE to the end of the Qin Dynasty in 207 BCE. The emperor then issues an edict for the compilation of Guang's universal history of China, allocating funds for the costs of compilation and research assistants such as Liu Ban, Liu Shu and Fan Zuyu. The Abu Hanifa Mosque is established in Baghdad, when the Grand Vizier of the Seljuk Empire, Abu Saad al-Khwarizmi or al-Mustawfi, builds a shrine for Abu Hanifa near his tomb. Europe September 12 – William, Duke of Normandy, assembles a fleet (around 700 warships) at Saint-Valery-sur-Somme, in readiness for an invasion of England. December 30 – Granada massacre: A Muslim mob storms the royal palace in Granada, crucifies the Jewish vizier Yusuf ibn Naghrela, and massacres most of the Jewish population. Huy becomes the first town in the Low Countries to be granted city rights, by Theodwin of Liège. Hedeby (located on the Jutland Peninsula) is sacked and burned by the West Slavs, after which it is slowly abandoned. The Republic of Genoa, jealous of the recent successes of its former allies, launches a naval assault on the Republic of Pisa. King Stenkil (or Steinkell) dies after a 6-year reign. Two rivals named Eric battle for power in Sweden, both claiming the throne. Magnus II (Haraldsson), a son of Harald Hardrada, is crowned king of Norway. He unites Western Norway and Northern Norway. Fulk IV, Count of Anjou, known as "the Quarreller", is at war with his brother Geoffrey III, contesting the lands of Anjou and Touraine left to them by their uncle Geoffrey II, Count of Anjou (Martel). City of Šibenik first mentioned under its present name in a Charter of the Croatian King Petar Krešimir IV England and Scotland January – Harold Godwinson marries Ealdgyth, daughter of Ælfgar (earl of Mercia), and widow of King Gruffydd ap Llywelyn. January 5 – Edward the Confessor dies after a 24-year reign at London. The Witenagemot (or Witan) proclaims Harold Godwinson king of England. January 6 – Harold Godwinson (Harold II) is crowned king of England, probably in the new Westminster Abbey,