Sweyn Forkbeard all England in 1016, following the deaths of Æthelred and his son Edmund Ironside; he succeeded his brother as King of Denmark in 1019 and eventually also ruled Norway, parts of Sweden, Pomerania, and Schleswig. Cnut and his sons, Harold Harefoot and Harthacnut, ruled England over a combined 26-year period (1016–1042). After Harthacnut's death, the English throne reverted to the House of Wessex under Æthelred's younger son Edward the Confessor (reigned 1042–1066). Sweyn's daughter, Estrid Svendsdatter, was the mother of King Sweyn II of Denmark. Her descendants continue to reign in Denmark to this day. One of them, Margaret of
Edgar, King of Scotland Scotland, son of Malcolm III and his first wife Ingibiorg Finnsdottir. A note in the Annals of Ulster claims that Duncan II was murdered by his brothers Donmall [Donald] and Edmund. As Duncan had no brothers by these names, the text probably points to his uncle Donald III and half-brother Edmund of Scotland, though later texts identify a noble by the name of Máel Petair of Mearns as the actual murderer. Edgar, King of Scotland Edgar or Étgar mac Maíl Choluim (Modern Gaelic: "Eagar mac Mhaoil Chaluim"), nicknamed Probus, "the Valiant" (c. 1074 – 8 January 1107), was King of