Nicolas Fouquet to visit him only once, in 1679. The former minister bore his imprisonment with fortitude and composed several translations and devotionals in prison. According to official records, Fouquet died in Pinerolo on 23 March 1680. A year after his death, his remains were moved from Pinerolo to the family crypt in the Église Sainte-Marie-des-Anges in Paris. Fouquet's story is often entwined with that of the Man in the Iron Mask, who is often identified as the true king or even as an identical twin brother of Louis XIV. As such, he is a pivotal character in Alexandre Dumas' novel "The
Man in the Iron Mask Marquise de Fabrègues, dated 20 June 1678, which is filled with self-pity as Eustache complains about his treatment in prison, where he has been held for 10 years, and how he was deceived by their brother Louis and Clérac, their brother-in-law and the manager of Louis' estate. A year later, he wrote a letter to the king, outlining the same complaints and making a similar request for freedom. The best the king would do, however, was to send a letter to the head of Saint-Lazare telling him that "M. de Cavoye should have communication with no one at all, not