January 10 » The Siege of Dunlap's Station begins near Cincinnati during the Northwest Indian War.
March 4 » The Constitutional Act of 1791 is introduced by the British House of Commons in London which envisages the separation of Canada into Lower Canada (Quebec) and Upper Canada (Ontario).
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 26 » John Fitch is granted a United States patent for the steamboat.
September 5 » Olympe de Gouges writes the Declaration of the Rights of Woman and of the Female Citizen.
December 15 » The United States Bill of Rights becomes law when ratified by the Virginia General Assembly.
Christening day April 10, 1791
The temperature on April 10, 1791 was about 8.0 °C. Wind direction mainly north-northeast. Weather type: zeer betrokken. Source: KNMI
March 4 » Vermont is admitted to the United States as the fourteenth state.
May 3 » The Constitution of May 3 (the first modern constitution in Europe) is proclaimed by the Sejm of Polish–Lithuanian Commonwealth.
August 4 » The Treaty of Sistova is signed, ending the Ottoman–Habsburg wars.
August 22 » Beginning of the Haitian Slave Revolution in Saint-Domingue, Haiti.
September 14 » The Papal States lose Avignon to Revolutionary France.
September 30 » France's National Constituent Assembly is dissolved, to be replaced the next day by the National Legislative Assembly
Day of marriage May 9, 1813
The temperature on May 9, 1813 was about 18.0 °C. Wind direction mainly north. Weather type: half bewolkt regen zwaar donder weerlicht. Special wheather fenomena: bliksem. Source: KNMI
This page is only available in Dutch.
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).
January 28 » Jane Austen's Pride and Prejudice is first published in the United Kingdom.
February 3 » José de San Martín defeats a Spanish royalist army at the Battle of San Lorenzo, part of the Argentine War of Independence.
July 5 » War of 1812: Three weeks of British raids on Fort Schlosser, Black Rock and Plattsburgh, New York commence.
August 23 » At the Battle of Großbeeren, the Prussians under Von Bülow repulse the French army.
October 8 » The Treaty of Ried is signed between Bavaria and Austria.
November 11 » War of 1812: Battle of Crysler's Farm: British and Canadian forces defeat a larger American force, causing the Americans to abandon their Saint Lawrence campaign.
Day of death July 25, 1866
The temperature on July 25, 1866 was about 18.3 °C. The air pressure was 7 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 59%. Source: KNMI
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
In The Netherlands , there was from February 10, 1866 to June 1, 1866 the cabinet Fransen van de Putte, with I.D. Fransen van de Putte (liberaal) as prime minister.
From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
February 21 » Lucy Hobbs Taylor becomes the first American woman to graduate from dental school.
June 24 » Battle of Custoza: An Austrian army defeats the Italian army during the Austro-Prussian War.
July 3 » Austro-Prussian War is decided at the Battle of Königgrätz, resulting in Prussia taking over as the prominent German nation from Austria.
July 20 » Austro-Prussian War: Battle of Lissa: The Austrian Navy, led by Admiral Wilhelm von Tegetthoff, defeats the Italian Navy near the island of Vis in the Adriatic Sea.
July 24 » Reconstruction: Tennessee becomes the first U.S. state to be readmitted to the Union following the American Civil War.
October 19 » In accordance with the Treaty of Vienna, Austria cedes Veneto and Mantua to France, which immediately awards them to Italy in exchange for the earlier Italian acquiescence to the French annexation of Savoy and Nice.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I192983.php : accessed October 13, 2026), "Johannes Piers de Groot (1791-1866)".
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