Events:

• 1050
  • Hedeby sacked by King Harald Hardraade of Norway during the course of a conflict with [King Eric Estridsson of Denmark]?
  • King (Anund Jakob) of Sweden succeeded by (Emund den Gamle). See Swedish monarchs.
• 1053 Malcolm III of Scotland invades Scotland
• 1054
  • A powerful supernova is observed. It was so bright that could be seen in daylight. The supernova remnant left by the event is now known as the Crab Nebula.
  • Pope Leo IX and Michael Cerularius, Partiarch of Constantinople, decree each other's excommunication, finalising the Great Schism between the Catholic and Orthodox Churches.
  • Malcolm Canmore begins his campaign for the throne of Scotland
• 1055
  • Seljuk Turks capture Baghdad
  • Pope Victor II attains papacy
• 1057
  • Change of Scottish Monarch from Macbeth to Lulach
  • Pope Stephen X attains papacy, Pope Victor II dies