And that was all King John did know. When he was once more seated on his throne, the counsels of his eldest son, the late regent, induced him to take some wise and wholesome administrative measures. All adulteration of the coinage was stopped; the Jews were recalled for twenty years, and some securities were accorded to their industry and interests; and an edict renewed the prohibition of private wars. But in his personal actions, in his bearing and practices as a king, the levity, frivolity, thoughtlessness, and inconsistency of King John were the same as ever. He went about his kingdom, especially in Southern France, seeking everywhere occasions for holiday-making and disbursing, rather than for observing and reforming the state of the country. During the visit he paid in 1362 to the new pope, Urban V., at Avignon, he tried to get married to Queen Joan of Naples, the widow of two husbands already, and, not being successful, he was on the point of involving himself in a new crusade against the Turks. It was on his return from this trip that he committed the gravest fault of his reign, a fault which was destined to bring upon France and the French kingship even more evils and disasters than those which had made the treaty of Bretigny a necessity. In 1362, the young Duke of Burgundy, Philip de Louvre, the last of the first house of the Dukes of Burgundy, descendants of King Robert, died without issue, leaving several pretenders to his rich inheritance. King John was, according to the language of the genealogists, the nearest of blood, and at the same time the most powerful; and he immediately took possession of the duchy, went, on the 23d of December, 1362, to Dijon, swore on the altar of St. Benignus that he would maintain