The temperature on August 25, 1843 was about 22.0 °C. Wind direction mainly south-southwest. Weather type: half bewolkt. 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).
July 19 » Brunel's steamship the SSGreat Britain is launched, becoming the first ocean-going craft with an iron hull and screw propeller, becoming the largest vessel afloat in the world.
August 15 » Tivoli Gardens, one of the oldest still intact amusement parks in the world, opens in Copenhagen, Denmark.
September 13 » The Greek Army rebels (OS date: September 3) against the autocratic rule of king Otto of Greece, demanding the granting of a constitution.
September 21 » John Williams Wilson takes possession of the Strait of Magellan on behalf of the Chilean government.
October 16 » William Rowan Hamilton invents quaternions, a three-dimensional system of complex numbers.
December 16 » The discovery of octonions by John T. Graves, who denoted them with a boldface O, was announced to his mathematician friend William Hamilton, discoverer of quaternions, in a letter on this date.
Day of marriage May 13, 1870
The temperature on May 13, 1870 was about 18.9 °C. The air pressure was 10 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 48%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
January 26 » Reconstruction Era: Virginia rejoins the Union.
February 15 » Stevens Institute of Technology is founded in New Jersey, USA and offers the first Bachelor of Engineering degree in Mechanical Engineering.
June 22 » The United States Department of Justice is created by the U.S. Congress.
July 19 » Franco-Prussian War: France declares war on Prussia.
August 2 » Tower Subway, the world's first underground tube railway, opens in London, England, United Kingdom.
September 18 » Old Faithful Geyser is observed and named by Henry D. Washburn.
Day of death March 13, 1921
The temperature on March 13, 1921 was between 1.7 °C and 16.4 °C and averaged 9.2 °C. There was 8.6 hours of sunshine (74%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 22 » After Russian forces under Baron Roman von Ungern-Sternberg drive the Chinese out, the Bogd Khan is reinstalled as the emperor of Mongolia.
March 1 » The Australian cricket team captained by Warwick Armstrong becomes the first team to complete a whitewash of The Ashes, something that would not be repeated for 86 years.
March 6 » Portuguese Communist Party is founded as the Portuguese Section of the Communist International.
July 11 » A truce in the Irish War of Independence comes into effect.
August 28 » The Red Army dissolved the Free Territory, after driving the Black Army out of Ukraine.
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/I30416.php : accessed October 8, 2026), "Pietertje Zwart (1843-1921)".
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