4th » A SN 1054 supernova is seen by Song Dynasty Chinese, Arab and possibly Indigenous Peoples of the Americas Amerindian observers near the star Zeta Taurus (constellation) Tauri. For several months it remains bright enough to be seen during the day. Its remn
16th » Three Roman Legatus legates break relations between Western Christianity Western and Eastern Christianity Eastern Christian Churches through the act of placing an invalidly-issued Papal bull of Excommunication on the altar of Hagia Sophia during Saturday
27th » Siward, Earl of Northumbria invades Scotland and defeats Macbeth, King of Scotland somewhere north of the Firth of Forth.