Premiere in Milan of the opera Ascanio in Alba, composed by Wolfgang Amadeus Mozart, age 15.
Ascanio in Alba, K. 111, is a pastoral opera in two parts (Festa teatrale in due parti) by Wolfgang Amadeus Mozart to an Italian libretto by Giuseppe Parini. It was commissioned by the Empress Maria Theresa for the wedding of her son, Archduke Ferdinand Karl, to Maria Beatrice d'Este on 15 October 1771.