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The Year 1812, Festival Overture in E flat major, Op. 49,[1] popularly known as the 1812 Overture or the Overture of 1812 (French: Ouverture Solennelle, L'Année 1812, Russian: Торжественная увертюра «1812 год», Festival Overture The Year 1812), is an overture written by Russian composer Pyotr Ilyich Tchaikovsky in 1880 to commemorate Russia's defense of Moscow against Napoleon's advancing Grande Armée at the Battle of Borodino in 1812.