The Chancellor of France three times between 1717 and 1750 and pronounced by Voltaire to be "the most learned magistrate France ever possessed". In February 1717 d'Aguesseau was made chancellor by the regent Philip II, Duke of Orléans; but was deprived of the seals in January of the following year and exiled to his estate of Fresnes in Brie, on account of his steady opposition to the projects of the famous John Law, which had been adopted by the regent and his ministers.
