On 19 November 1802, he was appointed by Napoleon to the important office of director-general of museums and head of the new Musée Napoléon, which he filled until the Allied occupation of Paris in 1814, when he had to retire. He was a devoted servant of Napoleon, on whose behalf he personally looted vast numbers of works of art in Italy, the Low Countries and Germany and, through agents (including Goya), in Spain, for the Musee Napoleon in Paris. Many of these remain in the Louvre, and elsewhere in France, today. In particular, Denon was one of the first men to appreciate the importance of the Italian 'primitives'. The majority of those now in the Louvre were looted by Denon during a sweep he made through Italy in 1812. They were publicly paraded, with elephants