March 15 » In an emotional speech in Newburgh, New York, George Washington asks his officers not to support the Newburgh Conspiracy. The plea is successful and the threatened coup d'état never takes place.
April 18 » Three-Fifths Compromise: the first instance of black slaves in the United States of America being counted as three fifths of persons (for the purpose of taxation), in a resolution of the Congress of the Confederation. This was later adopted in the 1787 Constitution.
May 18 » First United Empire Loyalists reach Parrtown (later called Saint John, New Brunswick), Canada, after leaving the United States.
July 24 » The Kingdom of Georgia and the Russian Empire sign the Treaty of Georgievsk.
December 4 » At Fraunces Tavern in New York City, U.S. General George Washington bids farewell to his officers.
December 23 » George Washington resigns as commander-in-chief of the Continental Army at the Maryland State House in Annapolis, Maryland.
Day of marriage May 18, 1807
The temperature on May 18, 1807 was about 10.0 °C. Wind direction mainly north west from. Weather type: zeer betrokken. 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 3 » A British military force, under Brigadier-General Sir Samuel Auchmuty captures the Spanish Empire city of Montevideo, now the capital of Uruguay.
February 8 » After two days of bitter fighting, the Russians under Bennigsen and the Prussians under L'Estocq concede the Battle of Eylau to Napoleon.
March 25 » The Slave Trade Act becomes law, abolishing the slave trade in the British Empire.
June 28 » Second British invasion of the Río de la Plata; John Whitelocke lands at Ensenada on an attempt to recapture Buenos Aires and is defeated by the locals.
August 17 » Robert Fulton's North River Steamboat leaves New York City for Albany, New York, on the Hudson River, inaugurating the first commercial steamboat service in the world.
September 2 » The British Royal Navy bombards Copenhagen with fire bombs and phosphorus rockets to prevent Denmark from surrendering its fleet to Napoleon.
Day of death September 5, 1864
The temperature on September 5, 1864 was about 12.8 °C. There was 3 mm of rain. The air pressure was 10 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 95%. 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.
February 20 » American Civil War: Battle of Olustee: The largest battle fought in Florida during the war.
May 7 » American Civil War: The Army of the Potomac, under General Ulysses S. Grant, breaks off from the Battle of the Wilderness and moves southwards.
June 30 » U.S. President Abraham Lincoln grants Yosemite Valley to California for "public use, resort and recreation".
July 28 » American Civil War: Battle of Ezra Church: Confederate troops make a third unsuccessful attempt to drive Union forces from Atlanta, Georgia.
July 29 » American Civil War: Confederate spy Belle Boyd is arrested by Union troops and detained at the Old Capitol Prison in Washington, D.C.
August 18 » American Civil War: Battle of Globe Tavern: Union forces try to cut a vital Confederate supply-line into Petersburg, Virginia, by attacking the Wilmington and Weldon Railroad.
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/I158959.php : accessed February 13, 2026), "Ritske Klazes Vellinga (1783-1864)".
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