William de Longspee, natural son of Henry II, was Earl of Salisbury and built the Cathedral at Salisbury, and is buried there under a monumental effigy of a knight in armour. He was on the side of his half-brother King John in the controversy with the barons. He became Governor of Lincoln Castle, and accompanied the Earl of Chester to the Holy Land. While there Hubert de Burgh tried to marry his wife, and on his return he was invited to a feast, where he was poisoned and died. He was one of the great in England. He died 1226. His son, William de Longspee, a noted Crusader, was slain at the Battle of Damietta, after he had killed about 100 of the enemy with his own hands. This last named William de Longspee married Idonea de Camville.