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  Beethoven writes of his deafness for the first time, in a letter to a friend from Bonn. He falls in love with Countess Giulietta Guicciardi and dedicates his Sonata quasi una Fantasia to her (this later becomes known as the Moonlight Sonata)
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  Beethoven's brother, Caspar dies and his wife and Beethoven are appointed joint guardians of his son Karl. Beethoven begins a legal battle to win sole custody of Karl
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