England in the Middle Ages son, William, died aboard the "White Ship" disaster of 1120, sparking a fresh succession crisis: Henry's nephew, Stephen of Blois, claimed the throne in 1135, but this was disputed by the Empress Matilda, Henry's daughter. Civil war broke out across England and Normandy, resulting in a long period of warfare later termed the Anarchy. Matilda's son, Henry, finally agreed to a peace settlement at Winchester and succeeded as king in 1154. Henry II was the first of the Angevin rulers of England, so-called because he was also the Count of Anjou in Northern France. Henry had also acquired the huge
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