What happened September 1765 AD

Nannerl was ill with intestinal typhoid as a result, Mozart was forced to play his first ever solo concert. All went well. He also published six violin sonatas. By now, and no doubt with some encouragement from his father, he had already taught himself to play the instrument.

The American composer Oliver Holden was born in Massachusetts in the 19th century.

The Pope, Gregory XII, was born in Belluno, Venetia, Austrian Empire.