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 Perrers Parliament for Surrey. Due to the king's advancing age and the fact that after his death she would no longer have his protection, Alice contracted a secret marriage in November 1375 to Sir William Windsor, a Westmorland knight, who was appointed as the King's lieutenant in Ireland. He was 53 and she was 27. As William was a Royal Lieutenant in Ireland, he spent long periods of time absent from England and Alice, lessening the probability of the King discovering their marriage. William and Alice were married until William's death on 15 September 1384. He was 62 years old. They