Fergus of Galloway married to David's older sister, Edith (died 1118), a union which closely bound him to the Scottish royal house. For as long as Henry I lived, relations between him and David remained harmonious. When the former died in 1135, however, the peace between the neighbouring realms was shattered when his nephew, Stephen of Blois, Count of Boulogne and Mortain (died 1154), successfully seized the throne. Before the end of the year, the Scots surged forth and seized Carlisle and Cumberland before peace was restored. Relations broke down the following year, and the Scots again invaded in 1137, seizing Northumberland, and
Style of the British sovereign the Almighty to the Throne of the whole Kingdom of Britain". In Scotland the preferred title of the monarch was "King/Queen of Scots" rather than "of Scotland" (although the latter was by no means unknown). William I, the first Norman monarch of England, used the simple "King of the English". His successor, William II, was the first consistently to use "by the Grace of God". Henry I added "Duke of the Normans" in 1121, though he had seized Normandy from his brother Robert in 1106. In 1152 Henry II acquired many further French possessions through his marriage to Eleanor of