March 16 » King Gustav III of Sweden is shot; he dies on March 29.
May 21 » A lava dome collapses on Mount Unzen, near the city of Shimbara on the Japanese island of Kyūshū, creating a deadly tsunami that kills nearly 15,000 people.
June 1 » Kentucky is admitted as the 15th state of the United States.
June 4 » Captain George Vancouver claims Puget Sound for the Kingdom of Great Britain.
August 13 » King Louis XVI of France is formally arrested by the National Tribunal, and declared an enemy of the people.
October 12 » The first celebration of Columbus Day is held in New York City.
Day of marriage September 12, 1809
The temperature on September 12, 1809 was about 15.0 °C. There was 48 mm of rainWind direction mainly northwest. Weather type: betrokken regen. Source: KNMI
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De Republiek der Verenigde Nederlanden werd in 1794-1795 door de Fransen veroverd onder leiding van bevelhebber Charles Pichegru (geholpen door de Nederlander Herman Willem Daendels); de verovering werd vergemakkelijkt door het dichtvriezen van de Waterlinie; Willem V moest op 18 januari 1795 uitwijken naar Engeland (en van daaruit in 1801 naar Duitsland); de patriotten namen de macht over van de aristocratische regenten en proclameerden de Bataafsche Republiek; op 16 mei 1795 werd het Haags Verdrag gesloten, waarmee ons land een vazalstaat werd van Frankrijk; in 3.1796 kwam er een Nationale Vergadering; in 1798 pleegde Daendels een staatsgreep, die de unitarissen aan de macht bracht; er kwam een nieuwe grondwet, die een Vertegenwoordigend Lichaam (met een Eerste en Tweede Kamer) instelde en als regering een Directoire; in 1799 sloeg Daendels bij Castricum een Brits-Russische invasie af; in 1801 kwam er een nieuwe grondwet; bij de Vrede van Amiens (1802) kreeg ons land van Engeland zijn koloniën terug (behalve Ceylon); na de grondwetswijziging van 1805 kwam er een raadpensionaris als eenhoofdig gezag, namelijk Rutger Jan Schimmelpenninck (van 31 oktober 1761 tot 25 maart 1825).
February 27 » Action of 27 February 1809: Captain Bernard Dubourdieu captures HMS Proserpine.
April 21 » Two Austrian army corps are driven from Landshut by a First French Empire army led by Napoleon as two French corps to the north hold off the main Austrian army on the first day of the Battle of Eckmühl.
May 5 » Mary Kies becomes the first woman awarded a U.S. patent, for a technique of weaving straw with silk and thread.
July 28 » Peninsular War: Battle of Talavera: Sir Arthur Wellesley's British, Portuguese and Spanish army defeats a French force led by Joseph Bonaparte.
September 17 » Peace between Sweden and Russia in the Finnish War; the territory that will become Finland is ceded to Russia by the Treaty of Fredrikshamn.
September 18 » The Royal Opera House in London opens.
Day of death May 25, 1881
The temperature on May 25, 1881 was about 17.6 °C. The air pressure was 3 kgf/m2 and came mainly from the east-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 67%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
April 11 » Spelman College is founded in Atlanta, Georgia as the Atlanta Baptist Female Seminary, an institute of higher education for African-American women.
June 29 » In Sudan, Muhammad Ahmad declares himself to be the Mahdi, the messianic redeemer of Islam.
July 1 » The world's first international telephone call is made between St. Stephen, New Brunswick, Canada, and Calais, Maine, United States.
July 4 » In Alabama, the Tuskegee Institute opens.
November 3 » The Mapuche uprising of 1881 begins in Chile.
November 7 » Mapuche rebels attack the Chilean settlement of Nueva Imperial, as defenders fled to the hills and the settlement was effectively destroyed.
When copying data from this family tree, please include a reference to the origin: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P8057.php : accessed January 4, 2026), "Helen Schermerhorn (1792-1881)".
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