April 1 » In New York City, the United States House of Representatives achieves its first quorum and elects Frederick Muhlenberg of Pennsylvania as its first Speaker.
June 17 » In France, the Third Estate declares itself the National Assembly.
July 9 » In Versailles, the National Assembly reconstitutes itself as the National Constituent Assembly and begins preparations for a French constitution.
September 15 » The United States "Department of Foreign Affairs", established by law in July, is renamed the Department of State and given a variety of domestic duties.
September 24 » The United States Congress passes the Judiciary Act, creating the office of the Attorney General and federal judiciary system and ordering the composition of the Supreme Court.
September 29 » The 1st United States Congress adjourns.
Day of death February 9, 1791
The temperature on February 9, 1791 was about 5.0 °C. There was 4 mm of rainWind direction mainly west-southwest. Weather type: betrokken mist. Source: KNMI
January 10 » The Siege of Dunlap's Station begins near Cincinnati during the Northwest Indian War.
July 14 » The Priestley Riots drive Joseph Priestley, a supporter of the French Revolution, out of Birmingham, England.
July 17 » Members of the French National Guard under the command of General Lafayette open fire on a crowd of radical Jacobins at the Champ de Mars, Paris, during the French Revolution, killing scores of people.
August 4 » The Treaty of Sistova is signed, ending the Ottoman–Habsburg wars.
September 9 » Washington, D.C., the capital of the United States, is named after President George Washington.
September 30 » The first performance of Mozart's opera The Magic Flute takes place two months before his death.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I532423.php : accessed February 6, 2026), "Johannes Elbert Steyn (1789-1791)".
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