On This Day

What Happened in 1791

Important Events in 1791

  • Mar 2 Long-distance communication speeds up with the unveiling of a semaphore machine in Paris
  • May 3 Constitution of May 3 is proclaimed by the Great Sejm (Parliament) of the Polish-Lithuanian Commonwealth, becoming the 1st modern constitution in Europe
  • Dec 4 Britain's Observer, oldest Sunday newspaper in the world, first published
  • Dec 15 US Bill of Rights ratified when Virginia gives its approval, becomes amendments 1-10 of the US constitution

More Historical Events

1791 in Music

  • Sep 6 Mozart's opera "La Clemenza di Tito" premieres in Prague
  • Sep 30 Mozart's opera "Magic Flute" premieres in Vienna


Famous People in 1791

World Leaders in 1791

Famous Weddings in 1791

  • Oct 1 Prince Willem Frederick (later King of Netherlands) marries his cousin princess Frederica Louise Wilhelmine of Prussia