History of Hertfordshire of the Norse in England, including women and children. One of those executed was Gunhilde, the sister of King Sweyn Forkbeard of Denmark. He invaded England next year in retaliation. Forkbeard's assault on England lasted ten years, until 1013, when Æthelred fled to the continent. Forkbeard was crowned King of England on Christmas Day, but only reigned for five weeks before dying. Æthelred returned briefly and unsuccessfully until 1016, at which time he was succeeded by Forkbeard's son Knut, who granted the Royal Manor of Hitchin to his second in command, Earl Tovi. After the Norman Invasion, Edgar the Ætheling
Edgar Ætheling His mother was Agatha, who was described as a relative of the German Emperor, but whose exact identity is unknown. He was his parents' only son but had two sisters, Margaret and Cristina. In 1057, the childless king of England, Edmund Ironside's half-brother Edward the Confessor, who had only recently become aware that his nephew was still alive, summoned Edward back to England with his family to take up his place at court as heir to the throne. The returning exile died in uncertain circumstances shortly after his arrival in England. Edgar, at only six years old, was left as