Battle of Pontvallain Edward III's mistress Alice Perrers. Knolles' campaign has been estimated to have cost Edward III somewhere in the region of £66,667 (), based on his known requests for loans. But the chevauchée that preceded the battle yielded, it has been said, "plunder but little military benefit," while Maurice Keen noted that even though Knolles had reached the gates of Paris, "he had little to show for it when he reached Brittany." and illustrated how much the Hundred Years' War had changed in character by now. According to Christopher Allmand, "the days of Crécy and Poitiers were over." Pontvallain "destroyed the
Alice de Lusignan, Countess of Surrey Alice de Lusignan, Countess of Surrey Alice de Lusignan, Countess of Surrey (1224 – 9 February 1256) was a uterine half-sister of King Henry III of England and the wife of John de Warenne, 6th Earl of Surrey. Shortly after her arrival in England from France in 1247, her half-brother arranged her marriage to the Earl, which incurred some resentment from the English nobility. Alice was a member of the House of Lusignan born in Lusignan, Poitou, France in 1224, as the second eldest daughter of Hugh X de Lusignan, "le Brun", Seigneur de Lusignan, Count of La Marche and