Stephen, King of England also risen to power under Henry I. Henry of Blois had become a Cluniac monk and followed Stephen to England, where the King made him Abbot of Glastonbury, the richest abbey in England. The King then appointed him Bishop of Winchester, one of the richest bishoprics, allowing him to retain Glastonbury as well. The combined revenues of the two positions made Henry of Winchester the second-richest man in England after the King. Henry of Winchester was keen to reverse what he perceived as encroachment by the Norman kings on the rights of the church. The Norman kings had traditionally exercised
England and King David I of 1135 had resulted in a significantly expanded kingdom. David, moreover, was no longer in practice a sub-king. So if King Henry's life and reign had brought David all his fortune, Henry's death had brought David even more. The settlement with Stephen was not set to last long. The arrival in England of the Empress Matilda, claimant to the English throne, gave David an opportunity to renew the conflict with Stephen. When Stephen was captured by the Matilda's forces on 2 February 1141, David finally decided to disregard his agreement with Stephen and seek the support of Matilda. In either