June 11 » Denmark adopts the characteristic Nordic Cross flag later taken up by all other Scandinavian countries.
August 26 » The first Lutheran denomination in North America, the Pennsylvania Ministerium, is founded in Philadelphia.
October 12 » War of Jenkins' Ear: A British squadron wins a tactical victory over a Spanish squadron off Havana.
October 18 » Signing of the Treaty of Aix-la-Chapelle ends the War of the Austrian Succession.
Day of marriage May 5, 1776
The temperature on May 5, 1776 was about 8.0 °C. There was 88 mm of rainWind direction mainly west-southwest. Weather type: zeer betrokken. Source: KNMI
March 4 » American Revolutionary War: The Continental Army fortifies Dorchester Heights with cannon, leading the British troops to abandon the Siege of Boston.
March 17 » American Revolution: The British Army evacuates Boston, ending the Siege of Boston, after George Washington and Henry Knox place artillery in positions overlooking the city.
April 7 » Captain John Barry and the USSLexington captures the Edward.
July 2 » American Revolution: The Continental Congress adopts a resolution severing ties with the Kingdom of Great Britain although the wording of the formal Declaration of Independence is not published until July 4.
October 11 » American Revolution: A fleet of American boats on Lake Champlain is defeated by the Royal Navy, but delays the British advance until 1777.
October 28 » American Revolutionary War: British troops attack and capture Chatterton Hill from the Continental Army.
Day of death July 25, 1818
The temperature on July 25, 1818 was about 22.0 °C. Wind direction mainly south east. Weather type: donder 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).
January 15 » A paper by David Brewster is read to the Royal Society, belatedly announcing his discovery of what we now call the biaxial class of doubly-refracting crystals. On the same day, Augustin-Jean Fresnel signs a "supplement" (submitted four days later) on reflection of polarized light.
February 5 » Jean-Baptiste Bernadotte ascends to the thrones of Sweden and Norway.
March 16 » In the Second Battle of Cancha Rayada, Spanish forces defeated Chileans under José de San Martín.
April 4 » The United States Congress, affirming the Second Continental Congress, adopts the flag of the United States with 13 red and white stripes and one star for each state (20 at that time).
April 5 » In the Battle of Maipú, Chile's independence movement, led by Bernardo O'Higgins and José de San Martín, win a decisive victory over Spain, leaving 2,000 Spaniards and 1,000 Chilean patriots dead.
July 29 » French physicist Augustin Fresnel submits his prizewinning "Memoir on the Diffraction of Light", precisely accounting for the limited extent to which light spreads into shadows, and thereby demolishing the oldest objection to the wave theory of light.
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/I129033.php : accessed December 31, 2025), "Jan Roelfs Holtrop (1748-1818)".
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