Established by Royal Magistral Patent dated 19 July 1839, approved by Royal Decree of 21 December 1924 and renewed by Law No. 203(1) of 7 March 1954Medaglia Mauriziana al Merito di dieci lustri di carriera militare, published in Gazzetta Ufficiale, No. 116, 21 May 1954, as amended by Law No. 1327 of 8 November 1956