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
Kingdom of England Norman conquest of England, however, some Norman lords began to attack Wales. They conquered and ruled parts of it, acknowledging the overlordship of the Norman kings of England but with considerable local independence. Over many years these "Marcher Lords" conquered more and more of Wales, against considerable resistance led by various Welsh princes, who also often acknowledged the overlordship of the Norman kings of England. Edward I defeated Llywelyn ap Gruffudd, and so effectively conquered Wales, in 1282. He created the title Prince of Wales for his heir, the future Edward II, in 1301. Edward I's conquest was brutal and