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 the Peaceful Edgar the Peaceful Edgar (, ; 8 July 975), known as the Peaceful or the Peaceable, was King of England from 959 until his death. He was the younger son of Edmund I and Ælfgifu of Shaftesbury, and came to the throne as a teenager, following the death of his older brother Eadwig. As king, Edgar further consolidated the political unity achieved by his predecessors, with his reign being noted for its relative stability. His most trusted advisor was Dunstan, whom he recalled from exile and made Archbishop of Canterbury. The pinnacle of Edgar's reign was his coronation at Bath