sentences:  Over 50 documents from Giles' time as bishop survive, which show him to have had a good knowledge of canon law.He was often employed by the papacy as a judge-delegate, hearing cases referred back to England from Rome.Since Hereford was on the Welsh Marches, Giles was involved in the politics and disputes of the border lands, including a dispute between King John and Gwenwynwyn ab Owain of Powys, which was resolved around 1204.