the Order of Saint Stephen House Medici

Founded in 1561 by Cosimo I de' Medici through a papal bull, the Order of Saint Stephen Pope and Martyr was conceived as a naval militia in the service of Christendom and as an instrument for consolidating the newly established Tuscan state. Over the centuries, its military, religious, and noble character made it one of the principal institutional pillars of Medicean Tuscany.This volume offers a historical-critical and juridical study of the Order from its foundation to the present day. It examines the bull His quae pro Religionis propagatione, the symbolic and heraldic configuration of the institution, its role in shaping Tuscan nobility, its development under the Lorraine dynasty, and the complex question of succession following the extinction of the Popolano branch of the Medici.The work includes in full the formal protest of H.R.H. Grand Duke Ottaviano de' Medici of Tuscany of Ottajano concerning the Grand Mastership of the Order, presenting it as a key document for understanding the contemporary dimension of the dynastic question. This protest-grounded in precise historical and juridical arguments-is incorporated into the broader analysis of institutional continuity and of the historical rights of the Neapolitan branch of the Medici, providing readers with direct access to a document of particular relevance.The author, Francisco Acedo Fernández, historian and King of Arms of the House of Medici, brings both an academic and a technical-heraldic perspective to the subject, allowing the Order to be examined with methodological rigor and documentary foundation. The research is based exclusively on authentic and verifiable sources, avoiding both simplifications and apologetic interpretations.Among the principal topics addressed in the book: - The juridical nature of the founding bull and its canonical scope.- The institutional and symbolic structure of the Order.- Its role in the political legitimization of the House of Medici.- The Lorraine period and its dynastic implications.- The succession question and the historical continuity claimed by the Neapolitan branch.- The full text of the Grand Ducal protest and its historical contextualization.A scholarly, structured, and fully documented study intended for specialists in early modern history, nobiliary law, and orders of chivalry, as well as for readers interested in the institutional tradition of Tuscany and the historical continuity of the House of Medici.