1810    Beethoven composes his famous piano piece, Für Elise.

1824    World premiere of Ludwig van Beethoven's Ninth Symphony in Vienna, Austria. The performance is conducted by Michael Umlauf under the composer's supervision.

1912    The Deutsche Opernhaus (now Deutsche Oper Berlin) opens in the Berlin neighborhood of Charlottenburg, with a production of Beethoven's ''Fidelio''.

1955    After being totally destroyed in World War II, the rebuilt Vienna State Opera reopens with a performance of Beethoven's ''Fidelio''.

1990    Leonard Bernstein conducts his final concert, ending with Ludwig van Beethoven's Symphony No. 7.