785

By place

Europe

• Saxon Wars: King Charlemagne summons a major assembly of Saxon and Frankish lords at Paderborn, then leads his army across Saxony as far as the Lower Elbe, without significant resistance. Duke Widukind retreats with his 'rebel' forces beyond the Elbe, but then negotiates and exchanges hostages. Charlemagne returns to his palace at Attigny, followed by Widukind; here the Saxon leaders are baptized as Christians on Christmas Day. Widukind and the Saxon nobility swear fealty to Charlemagne.
• The Frankish Kingdom conquers Girona and Urgell from the Moors. The Franks divide Catalonia into 14 countships. Charlemagne suppresses a rebellion by count Hardrad of Thuringia.
• Prince Višeslav becomes, with the support of Pope Adrian I and the Byzantine Empire, ruler of Dalmatian Croatia.

  Britain

• King Offa of Mercia re-asserts his control of Kent, deposes his rival Egbert II, and establishes direct Mercian rule. Egbert's brother, Eadberht Præn, flees to the court of Charlemagne.

  Arabian Empire

• Caliph Muhammad ibn Mansur al-Mahdi is poisoned by one of his concubines. He is succeeded by his son Al-Hadi, who becomes the fourth ruler of the Abbasid Caliphate.

  Asia

• Fujiwara no Tanetsugu, Japanese nobleman, has his daughter Azumako married to the 12-year-old crown prince Heizei. While supervising construction of the buildings in the capital of Nagaoka, he is killed by an arrow.

  By topic

Religion

• Council of Paderborn: The clergy debates the matter of the Christianization of the Saxons. They make laws against idolatry, and order the death penalty for self-appointed witch-hunters, who have caused the death of persons accused of witchcraft.
• Ludger, Frisian missionary, visits Heligoland, and destroys the remains of paganism. On his return he meets the blind bard Bernlef, last of the Frisian skalds, and cures his blindness.