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
Æthelstan Half-King brother Ælfstan became Ealdorman of some parts of Mercia at about the same time and both of them may have participated in king Æthelstan's invasion of Scotland in 934. His other brothers, Eadric and Æthelwald, were witnessing charters as Ealdormen by 940. Æthelstan and his family were supporters of the monastic reforms of Saint Dunstan which introduced the Benedictine rule to Glastonbury. Both Glastonbury, and Abingdon Abbey, were endowed by Æthelstan. Æthelstan's wife was named Ælfwynn. Her family came from the east Midlands. She was foster-mother of King Edgar of England. Ælfwynn's lands would later endow Ramsey Abbey, refounded by