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
Norman conquest of England the invasion, intermarriage between the native English and the Norman immigrants had become common. By the early 1160s, Ailred of Rievaulx was writing that intermarriage was common in all levels of society. The impact of the conquest on the lower levels of English society is difficult to assess. The major change was the elimination of slavery in England, which had disappeared by the middle of the 12th century. There were about 28,000 slaves listed in "Domesday Book" in 1086, fewer than had been enumerated for 1066. In some places, such as Essex, the decline in slaves was 20 per cent