Henry I of England plans for Matilda, the King was succeeded by his nephew, Stephen of Blois, resulting in a period of civil war known as the Anarchy. Henry was probably born in England in 1068, in either the summer or the last weeks of the year, possibly in the town of Selby in Yorkshire. His father was William the Conqueror, the Duke of Normandy who had invaded England in 1066 to become the King of England, establishing lands stretching into Wales. The invasion had created an Anglo-Norman elite, many with estates spread across both sides of the English Channel. These Anglo-Norman barons typically
John, King of England with help from Geoffrey, to march south and retake the duchy by force. The two attacked the capital of Poitiers, and Richard responded by attacking Brittany. The war ended in stalemate and a tense family reconciliation in England at the end of 1184. In 1185 John made his first visit to Ireland, accompanied by 300 knights and a team of administrators. Henry had tried to have John officially proclaimed King of Ireland, but Pope Lucius III would not agree. John's first period of rule in Ireland was not a success. Ireland had only recently been conquered by Anglo-Norman forces, and