Major Events
- Jan 8 First US President George Washington delivers the first state of the union address
- Jul 9 Russo-Swedish War: Second Battle of Svensksund - in the Baltic Sea, the Swedish Navy captures one third of the Russian fleet
- Jul 12 French Revolution: The Civil Constitution of the Clergy is adopted, putting the Catholic Church in France under the control of the state
- Aug 2 1st US census conducted, the population was 3,939,214 including 697,624 slaves
- Aug 9 Robert Gray's Columbia Rediviva returns to Boston after 3 year journey, 1st American ship to circumnavigate the Globe
- Dec 22 Supposedly impenetrable Turkish fortress of Izmail stormed and captured by Suvorov and his Russian armies during the Russo-Turkish War (1787–92)
- More 1790 Events
1790 in Music
- Jan 26 Wolfgang Amadeus Mozart's opera "Cosi Fan Tutte" premieres at the Burgtheater in Vienna, Austria
John Tyler
Benjamin Franklin
Adam Smith
Famous Weddings in 1790
- Jul 31 Danish Crown Prince Frederick (Later Frederick VI) marries his cousin Marie Sophie of Hesse-Kassel at Gottorp Castle
Ludwig van Beethoven
Wolfgang Amadeus Mozart
George Washington
Louis XVI
William Pitt the Younger