Sacred Military Constantinian Order of Saint George
Order of chivalry
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The Sacred Military Constantinian Order of Saint George, also historically referred to as the Imperial Constantinian Order of Saint George and the Order of the Constantinian Angelic Knights of Saint George, is a dynastic order of knighthood of the... Wikipedia
Founded: c. 1545
Grand Master: Disputed: Prince Pedro, Duke of Calabria; Prince Carlo, Duke of Castro; Prince Carlos, Duke of Parma
Religious affiliation: Catholic