On this day 200 years ago, Beethoven's monumental Symphony No. 9 'Choral' was premiered in Vienna. Composed after Beethoven had gone completely deaf, the Choral Symphony is considered a masterpiece and is one of the most well-loved symphonies with the inclusion of a chorus and vocal soloists in the final movement; an innovative step that would eventually be emulated by many composers, including Gustav Mahler and Franz Liszt. At the end of the premiere performance of the 9th, the audience erupted