Maurice de Berkeley 1243 and, on 14 December 1243, he had livery of his father's lands. He fought in the war in North Wales and in 1264 he joined the Barons against King Henry III. Berkeley died on 4 April 1281 and was buried in St Augustine's Abbey in Bristol. Maurice de Berkeley Sir Maurice de Berkeley "the Resolute" (1218 - 4 April 1281), 5th (feudal) Baron de Berkeley, was an English soldier and rebel, residing at Berkeley Castle in the English county of Gloucestershire. Maurice was born in 1218 to Thomas de Berkeley and Joan de Somery. He married Isabel FitzRoy, the
Parliament of 1327 imprisoned at Kenilworth, and was intended to stay there forever. Attempts to free him led to his transfer to the more secure Berkeley Castle in early April 1327. Plotting continued, and he was frequently moved to other places. Eventually being returned to Berkeley for good, Edward died there on the night of 21 September. Mark Ormrod described this as "suspiciously timely", for Mortimer, as Edward's almost-certain murder removed a rival and a target for restoration for good. Parliamentary proceedings were traditionally drawn up contemporaneously and entered onto a parliament roll by clerks. The Roll of 1327 is notable, according to