Reginald de Dunstanville, 1st Earl of Cornwall Chamberlain". Reginald's sister was Rohesia, wife of Henry de Pomeroy (died c.1135), feudal baron of Berry Pomeroy in Devon. Reginald was invested with the Earldom of Cornwall by his first cousin (by blood) King Stephen (1135–1154), son of Henry I's sister Adela, Countess of Blois. He later supported Stephen's enemy and claimant of the English throne, the Empress Matilda, only legitimate daughter of Henry I, and thus by order of Stephen he forfeited his lands and honours. In about 1173 he granted a charter to his free burgesses of Truro in Cornwall, and addressed his meetings at Truro to "All
Henry I of England of the senior clergy in England and Normandy. Henry's only legitimate son and heir, William Adelin, drowned in the "White Ship" disaster of 1120, throwing the royal succession into doubt. Henry took a second wife, Adeliza of Louvain, in the hope of having another son, but their marriage was childless. In response to this, Henry declared his daughter, Empress Matilda, his heir and married her to Geoffrey of Anjou. The relationship between Henry and the couple became strained, and fighting broke out along the border with Anjou. Henry died on 1 December 1135 after a week of illness. Despite his