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 II of England his later years, although 19th-century academics later argued that the growth of parliamentary institutions during his reign was a positive development for England over the longer term. Debate has continued into the 21st century as to whether Edward was a lazy and incompetent king, or simply a reluctant and ultimately unsuccessful ruler. Edward II was the fourth son of Edward I and his first wife, Eleanor of Castile. His father was the king of England and had also inherited Gascony in south-western France, which he held as the feudal vassal of the King of France, and the Lordship of Ireland.