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
Succession to the French throne association of the eldest son to the kingship continued for two more generations, with Philip II Augustus being the last king so crowned. Henry I became sole ruler on his father's death in 1031. The succession, however, was hotly contested by his younger brother Robert. Constance of Arles, Henry’s mother, preferred to place her younger son, Robert, on the throne. She allied herself with one of the more powerful counts of the time, Odo II, Count of Blois. This alliance was particularly worrisome for Henry I. Odo II of Blois was a very powerful lord and had warred against Henry’s