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
Handyside Edgar by their father), and the Osborne Estate (created around 100 years earlier by a Dr Osborne). He appears to have already had kinsfolk in Jamaica including several half-brothers and sisters fathered by Alexander Edgar with negro slaves. Handyside Edgar acted as a physician in both Trelawney and Montego Bay in Jamaica. He was elected a Fellow of the Royal Society of Edinburgh in 1786. His proposers were John Robison, John Playfair, and Andrew Dalzell. He died in Jamaica on 8 June 1806. He is buried there in St James Churchyard. A dispute over his will, between his brother Alexander Edgar