Stephen, King of England In 1138, Robert renounced his fealty to Stephen and declared his support for Matilda, triggering a major regional rebellion in Kent and across the south-west of England, although Robert himself remained in Normandy. In France, Geoffrey of Anjou took advantage of the situation by re-invading Normandy. David of Scotland also invaded the north of England once again, announcing that he was supporting the claim of his niece the Empress Matilda to the throne, pushing south into Yorkshire. Anglo-Norman warfare during the reign of Stephen was characterised by attritional military campaigns, in which commanders tried to seize key enemy castles in
Norman conquest of England home. William did not return to England until later in 1075, to deal with the Danish threat and the aftermath of the rebellion, celebrating Christmas at Winchester. Roger and Waltheof were kept in prison, where Waltheof was executed in May 1076. By that time William had returned to the continent, where Ralph was continuing the rebellion from Brittany. Once England had been conquered, the Normans faced many challenges in maintaining control. They were few in number compared to the native English population; including those from other parts of France, historians estimate the number of Norman landholders at around 8000. William's