Ælfthryth, wife of Edgar the brother of Ælfthryth's first husband, Æthelwine, Ealdorman of East Anglia. Supporting the unsuccessful claim of Æthelred were his mother, the Queen dowager, Bishop Æthelwold of Winchester, and Ælfhere, Ealdorman of Mercia. On 18 March 978, while visiting Ælfthryth at Corfe Castle, King Edward was killed by servants of the Queen, leaving the way clear for Æthelred to be installed as king. Edward was soon considered a martyr, and later medieval accounts blamed Ælfthryth for his murder. According to the "Anglo-Saxon Chronicle", King Edward was murdered at Corfe Castle in 978. As the king developed into a cult figure, a
Edward the Confessor and he was succeeded by Edward's older half-brother Edmund Ironside, who carried on the fight against Sweyn's son, Cnut. According to Scandinavian tradition, Edward fought alongside Edmund; as Edward was at most thirteen years old at the time, the story is disputed. Edmund died in November 1016, and Cnut became undisputed king. Edward then again went into exile with his brother and sister; in 1017 his mother married Cnut. In the same year Cnut had Edward's last surviving elder half-brother, Eadwig, executed, leaving Edward as the leading Anglo-Saxon claimant to the throne. Edward spent a quarter of a century in