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 Edgar Ætheling Edgar Ætheling (also spelt Æþeling, Aetheling, Atheling or Etheling) or Edgar II (c. 1051 – c. 1126) was the last male member of the royal house of Cerdic of Wessex (see House of Wessex family tree). He was elected King of England by the Witenagemot in 1066, but never crowned. Edgar was born in the Kingdom of Hungary, where his father Edward the Exile, son of King Edmund II Ironside, had spent most of his life, having been sent into exile after Edmund's death and the conquest of England by the Danish king Cnut the Great in 1016.