Philippe Friedrich Dietrich 1790 to August 1792. At his home during a dinner in honor of the officers of the garrison of Strasbourg he asked the Captain Claude Joseph Rouget de Lisle, stationed in his city, to write the Song the Army of the Rhine, future "La Marseillaise". Rouget de l'Isle composed the song in the night of 24–25 April 1792. According to sources, Dietrich would have sung the song himself, accompanied on the piano by his wife, for he was very good musician. Baron Dietrich knew the Captain Rouget de l'Isle to be like him, a Freemason and attend the same Masonic
Claude de Rouvroy, duc de Saint-Simon Claude de Rouvroy, duc de Saint-Simon Claude de Rouvroy, duc de Saint-Simon (August 1607 – 3 May 1693), was a French soldier and courtier, and favourite of Louis XIII of France, who created his dukedom for him. His only son Louis de Rouvroy, Duke of Saint-Simon (1675–1755) was the famous memoirist of the court of Louis XIV. He was the second son of Louis de Rouvroy, seigneur du Plessis (died 1643), who had been a warm supporter of Henry of Guise and the Catholic League. With his elder brother Charles (who later became the marquis de Saint-Simon), Claude de Rouvroy