January 4 » Great Britain declares war on Spain, thus entering the Seven Years' War.
March 10 » French Huguenot Jean Calas, who had been wrongly convicted of killing his son, dies after being tortured by authorities; the event inspired Voltaire to begin a campaign for religious tolerance and legal reform.
May 5 » Russia and Prussia sign the Treaty of St. Petersburg.
June 6 » In the Seven Years' War, British forces begin the Siege of Havana and temporarily capture the city.
July 17 » Former emperor Peter III of Russia is murdered.
September 15 » Seven Years' War: Battle of Signal Hill.
Day of marriage July 15, 1788
The temperature on July 15, 1788 was about 20.0 °C. Wind direction mainly southwest. Weather type: omtrent helder. Source: KNMI
January 18 » The first elements of the First Fleet carrying 736 convicts from Great Britain to Australia arrive at Botany Bay.
January 20 » The third and main part of First Fleet arrives at Botany Bay. Arthur Phillip decides that Port Jackson is a more suitable location for a colony.
June 11 » Russian explorer Gerasim Izmailov reaches Alaska.
June 21 » New Hampshire becomes the ninth state to ratify the Constitution of the United States.
July 26 » New York ratifies the United States Constitution and becomes the 11th state of the United States.
September 13 » The Philadelphia Convention sets the date for the first presidential election in the United States, and New York City becomes the country's temporary capital.
Day of death December 25, 1830
The temperature on December 25, 1830 was about 0.0 °C. Wind direction mainly south-southwest. Weather type: betrokken winderig. 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).
March 26 » The Book of Mormon is published in Palmyra, New York.
May 3 » The Canterbury and Whitstable Railway is opened; it is the first steam-hauled passenger railway to issue season tickets and include a tunnel.
June 12 » Beginning of the Invasion of Algiers: Thiry-four thousand French soldiers land 27 kilometers west of Algiers, at Sidi Ferruch.
June 14 » Beginning of the French colonization of Algeria: Thirty-four thousand French soldiers begin their invasion of Algiers, landing 27 kilometers west at Sidi Fredj.
July 13 » The General Assembly's Institution, now the Scottish Church College, one of the pioneering institutions that ushered the Bengali Renaissance, is founded by Alexander Duff and Raja Ram Mohan Roy, in Calcutta, India.
September 15 » The Liverpool to Manchester railway line opens; British MP William Huskisson becomes the first widely reported railway passenger fatality when he is struck and killed by the locomotive Rocket.
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/I25083.php : accessed October 3, 2026), "Johannes Jacobs van der Werf (1762-1830)".
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