Brother-in-law of Napoleon Bonaparte (1767–1815) who was a marshal in Napoleon's regime and who reigned as King of Naples from 1808 to 1815. LS in French, signed "J. Murat," one page both sides, 8 x 10, Italie letterhead, March 20, 1804. Letter to the Minister of War. In part (translated): "Citizen Roubin who served with me in the 21st Regiment of Chasseurs...Wishes to return to active service...he is a talented, zealous officer...I add my special recommendation to General Cavelaux's." In fine condition.