1047

Events 
 Battle of Val-ès-Dunes: William the Conqueror, with assistance from King Henry I of France, takes control of Normandy by defeating the rebel Norman barons at Caen. 
 Harald III becomes sole king of Norway.
 Sweyn II is crowned king of Denmark.
 Pope Clement II is replaced by Pope Benedict IX as the 150th pope.
 Revolt of Leo Tornikios in the Byzantine Empire

 Births 
 Hugh d'Avranches, 1st Earl of Chester, French born, English nobleman (died 1101)
 Judith of Swabia, daughter of Henry III, Holy Roman Emperor

 Deaths 
 October 9 – Pope Clement II
 October 25 – King Magnus I of Norway (b. 1024)

 References