Beethoven composes music for The Creatures of Prometheus. Beethoven’s great friend from his childhood in Bonn, Stephan von Breuning, moves to Vienna.
In a long letter to his old friend Dr Franz Wegeler in Bonn, Beethoven mentions his deafness for the first time. ‘…for the last three years my hearing has become worse…’
Beethoven falls in love with Countess Giulietta Guicciardi, and dedicates the Sonata quasi una Fantasia to her. Many years later, after his death, it acquires the nickname Moonlight Sonata.