The Normans were highlyreligious and used religion in England to their advantage to increasecontrol over the localpopulation.
William was keen to reform religion and make it more like the churches in Europe.
William wanted to end corruption within the church and make people follow the church more strictly.
Durham was an important religious site before the Norman Conquest, as the Anglo-Saxons had built a church there as a shrine to St Cuthbert. His remains were kept at the Cathedral.
William Walcher attempted to introduce Benedictine Monks to Durham and build monastic buildings. He wanted to change the way monks worshipped at Durham.
William of St Calais ordered the building of the new Norman cathedral at Durham. He was a Benedictine Monk and leader of an abbey in France. He was determined to reform the monks at Durham and make them more like Norman Monks.
William of StCalais wanted to end 'uncleanliving' within the church such as some of the monks having wives and children. He replaced most of these monks with monks from Calais. These monks lived to much stricterstandards with regularservices and patterns of worship. These reforms were supported by PriorTurgot who was the leader of the monastic community at Durham.