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
England in the Middle Ages Black Death, including the Peasants' Revolt that broke out across the south of England in 1381. Over the coming decades, Richard and groups of nobles vied for power and control of policy towards France until Henry of Bolingbroke seized the throne with the support of parliament in 1399. Ruling as Henry IV, he exercised power through a royal council and parliament, while attempting to enforce political and religious conformity. His son, Henry V, reinvigorated the war with France and came close to achieving strategic success shortly before his death in 1422. Henry VI became king at the age of only