William de Mohun of Dunster, 1st Earl of Somerset William de Mohun of Dunster, 1st Earl of Somerset William de Mohun of Dunster, Earl of Somerset (c. 1090 – c. 1155), 2nd feudal baron of Dunster, was a favourite of Empress Matilda and a loyal supporter of her in the war against King Stephen, during which he earned the epithet of the "Scourge of the West". William was the son of William de Moion, who was seigneur of Moyon which is close to Saint-Lô. The elder William was High Sheriff of Somerset in 1084. During the war between Matilda and Stephen, Stephen marched against Mohun's castle at Dunster, but
Gallox Bridge, Dunster to pay for the construction of the tower of the Priory Church of St George and provide other amenities. The name Gallox is believed to be derived from gallows as the village gallows were nearby, when it was called Gallocksbrigge. The bridge is close to Dunster Working Watermill and the base of the hill on which Dunster Castle sits and provides access to the site of the Deer park. It also falls within the Dunster Conservation Area. It has been in the guardianship of English Heritage since the 1950s. It is a narrow stone packhorse bridge, on the southern outskirts