Dunster Castle the north; a third force, under the command of William de Mohun, landed by sea along the Somerset coast. William had been granted 68 manors in the region and by 1086 had established a castle at Dunster; this would form both the "caput", or principal castle, for his new lands, and help guard the coast against the threat of any fresh sea-borne attack, as well as controlling the coastal road running from Somerset to Gloucestershire. This first castle was a motte and bailey design, built upon the former Anglo-Saxon "burgh"; the top of the Tor was scarped to form the
Feudal barony of Dunster (1303–1377) and widow of Sir John de Vere, son of the Earl of Oxford. In the following year 1375 Lady Mohun's husband died, being the last in the male line of Mohun. In the following year 1376, Lady Mohun completed the transaction, namely that her trustees settled the castle of Dunster, the manors of Kilton, Minehead and Carhampton, and the hundred of Carhampton on Lady Mohun for her life, with remainder to Elizabeth Luttrell and her heirs. Lady Elizabeth Luttrell never lived at Dunster, as she died in 1395 before Lady Mohun's life interest had expired. But Dunster Castle remained