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 April 30, 1775
The temperature on April 30, 1775 was about 17.0 °C. Wind direction mainly northeast. Weather type: helder. Special wheather fenomena: veel dauw. Source: KNMI
March 8 » An anonymous writer, thought by some to be Thomas Paine, publishes "African Slavery in America", the first article in the American colonies calling for the emancipation of slaves and the abolition of slavery.
May 10 » American Revolutionary War: A small Colonial militia led by Ethan Allen and Colonel Benedict Arnold captures Fort Ticonderoga.
September 11 » Benedict Arnold's expedition to Quebec leaves Cambridge, Massachusetts.
October 18 » American Revolutionary War: The Burning of Falmouth (now Portland, Maine).
November 13 » American Revolutionary War: Patriot revolutionary forces under Gen. Richard Montgomery occupy Montreal.
December 3 » USSAlfred becomes the first vessel to fly the Grand Union Flag (the precursor to the Stars and Stripes); the flag is hoisted by John Paul Jones.
When copying data from this family tree, please include a reference to the origin: Coos van Spijk, "Family tree of Spijk and her many ancestors", database, Genealogy Online (https://www.genealogieonline.nl/van-spijk-stamboom/I8853.php : accessed March 2, 2026), "Hermijna Leenderts Don (1753-????)".
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