hrewsbury town is mentioned in the Domesday book at which time it had 250 houses and 5 churches. The town is located within a bend of the river Severn and is a natural defensive site. After the Norman Conquest Shrewsbury was granted to Roger de Montgomery who promptly build a castle to defend the town and the river crossing. 50 houses were demolished to make room for the new castle. In the reign of Henry I Shrewsbury castle was surrendered to the king by Robert de Belleme who was supporting Robert, Duke of Normandy. In 1126 the castle was granted by Henry I to Adeliza of Louvain his second wife. Fitz-Alan was made the castle's constable and he defended the castle for Matilda against King Stephen. Stephen managed to capture the castle in 1138 but Henry (II) reclaimed Shrewsbury by the end of Stephen's reign. A Parliament met at Shrewsbury in 1283 after David, the last Prince of Wales, was captured. David was sentenced to death and was executed as a traitor. In 1402 Henry IV assembled an army as Shrewsbury to attack Owain Glyndwr and a year later Henry managed to arrive at Shrewsbury before his enemy Hotspur and in the battle that took place just outside the town left Hotspur dead. During the Wars of the Roses Shrewsbury supported the Yorkists and Edward IV treated the town with favour.