Sermo Lupi ad Anglos as the king's chief legal draftsman on into the reign of the Danish king Cnut the Great. It is both remarkable and puzzling that Wulfstan was able to play so central a role in politics under both Æthelred's and Cnut's reigns, especially as it was under Æthelred's reign that Wulfstan, in his "Sermo Lupi", so vehemently decried the depredations of the Danish and Norwegian Vikings. King Æthelred II — nicknamed Æthelred 'The Unready' - ruled England from 978-1016. For virtually his entire reign, England was the object of successive Viking raids. Between the period of 980-1016, few areas of southern
England and King David I England and King David I The relationship between the Kingdom of England and King David I, who was King of Scotland between 1124 and 1153, was partly shaped by David's relationship with the particular King of England, and partly by David's own ambition. David had a good relationship with and was an ally of Henry I of England, the King who was largely responsible for David's early career. After Henry's death, David upheld his support for his niece, the former Empress-consort, Matilda, and expanded his power in northern England in the process, despite his defeat at the Battle of the