February 29 » King Alaungpaya founds Konbaung Dynasty, the last dynasty of Burmese monarchy.
April 20 » Start of Konbaung–Hanthawaddy War, a new phase in the Burmese Civil War (1740–57).
June 15 » Benjamin Franklin proves that lightning is electricity (traditional date, the exact date is unknown).
September 2 » Great Britain, along with its overseas possessions, adopts the Gregorian calendar.
September 14 » The British Empire adopts the Gregorian calendar, skipping eleven days (the previous day was September 2).
Day of marriage April 16, 1775
The temperature on April 16, 1775 was about 6.0 °C. There was 22 mm of rainWind direction mainly west-northwest. Weather type: regen betrokken. Source: KNMI
April 14 » The first abolition society in North America is established. The Society for the Relief of Free Negroes Unlawfully Held in Bondage is organized in Philadelphia by Benjamin Franklin and Benjamin Rush.
May 20 » The Mecklenburg Declaration of Independence is allegedly signed in Charlotte, North Carolina.
June 11 » The American Revolutionary War's first naval engagement, the Battle of Machias, results in the capture of a small British naval vessel.
July 5 » The Second Continental Congress adopts the Olive Branch Petition.
August 23 » American Revolutionary War: King George III delivers his Proclamation of Rebellion to the Court of St James's stating that the American colonies have proceeded to a state of open and avowed rebellion.
November 10 » The United States Marine Corps is founded at Tun Tavern in Philadelphia by Samuel Nicholas.
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/I178092.php : accessed October 19, 2026), "Jantje Egberts (1752-????)".
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