February 17 » In Sweden February 17 is followed by March 1 as the country moves from the Julian calendar to the Gregorian calendar.
May 1 » Publication of Species Plantarum by Linnaeus, and the formal start date of plant taxonomy adopted by the International Code of Botanical Nomenclature.
Day of marriage May 30, 1773
The temperature on May 30, 1773 was about 20.0 °C. Wind direction mainly north by west. Weather type: zeer betrokken omtrent helder. Source: KNMI
January 1 » The hymn that became known as "Amazing Grace", then titled "1 Chronicles 17:16–17" is first used to accompany a sermon led by John Newton in the town of Olney, Buckinghamshire, England.
January 17 » Captain James Cook leads the first expedition to sail south of the Antarctic Circle.
June 1 » Wolraad Woltemade rescues 14 sailors at the Cape of Good Hope from the sinking ship De Jonge Thomas by riding his horse into the sea seven times. He drowned on his eighth attempt.
June 17 » Cúcuta, Colombia, is founded by Juana Rangel de Cuéllar.
October 12 » America's first insane asylum opens.
October 14 » The first recorded ministry of education, the Commission of National Education, is formed in the Polish–Lithuanian Commonwealth.
Day of death May 13, 1820
The temperature on May 13, 1820 was about 16.0 °C. Wind direction mainly east. Weather type: betrokken donder regen zwaar weerlicht. 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 4 » The Chilean Navy under the command of Lord Cochrane completes the two-day long Capture of Valdivia with just 300 men and two ships.
March 6 » The Missouri Compromise is signed into law by President James Monroe. The compromise allows Missouri to enter the Union as a slave state, brings Maine into the Union as a free state, and makes the rest of the northern part of the Louisiana Purchase territory slavery-free.
April 8 » The Venus de Milo is discovered on the Aegean island of Milos.
May 1 » Execution of the Cato Street Conspirators, who plotted to kill the British Cabinet and Prime Minister Lord Liverpool.
October 9 » Guayaquil declares independence from Spain.
November 17 » Captain Nathaniel Palmer becomes the first American to see Antarctica. (The Palmer Peninsula is later named after him.)
When copying data from this family tree, please include a reference to the origin: Hans Middendorp, "Family Tree Family tree Kraster uit de Kalkwijk bij Sappemeer in Groningen", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kraster/I12366.php : accessed March 6, 2026), "Roelf Harms Jager (-1820)".
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