Battle of Wilton Boulogne to England and claimed the throne. He quickly gained the support of London's magnates and the church, and seized control of the treasury at Winchester. He was crowned king on 22 December 1135. By 1138, Matilda had gathered enough support to challenge Stephen for the throne. Her supporters were led by her half-brother Robert Earl of Gloucester. The ensuing civil war lasted until 6 November 1153 when, by the Treaty of Wallingford, Stephen recognised Matilda's son Henry as heir to the throne. By 1142 both sides had become cautious of risking open battle, and the civil war became a
Henry, Prince of Capua Henry, Prince of Capua Henry ("Arricus" or "Arrico") (1160–1172) was the youngest and second surviving son of William I of Sicily by Margaret of Navarre. By his father's will he succeeded to the title Prince of Capua, an appanage to the throne, while his brother William succeeded to the throne. Henry's coronation as prince was postponed from the death of his father (1166). He was present with William at Taranto, where the young king awaited his Greek bride. They planned to return via Capua and there invest Henry with his principality, but not far off from the town, Henry came