During York's regency, both before and after the First Battle of St Albans, Waynflete took an active part in the proceedings of the Privy Council. With a view to an ampler site for his college, Waynflete. Retrieved 5 July 1456 a grant of the Hospital of St John the Baptist outside the east gate at Oxford and on 15 July licence to found a college there. Having obtained a papal bull, he founded it by deed of 12 June 1458, converting the hospital into a college with a president and six fellows, to which college two days later Magdalen Hall surrendered itself and its possessions, its members being incorporated into the New College of St Mary Magdalen.