1803
Birth of French Romantic composer Hector Berlioz, whose works include the operas 'Benvenuto Cellini', 'Les Troyens', and 'Béatrice et Bénédict', in La Côte-Saint-André, Isère.
This page lists notable events in opera history that happened on December 11, including world premieres, composer births, deaths, and important milestones.