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 18, 1777
The temperature on May 18, 1777 was about 11.0 °C. Wind direction mainly northwest. Weather type: zeer betrokken. Source: KNMI
January 15 » American Revolutionary War: New Connecticut (present-day Vermont) declares its independence.
April 26 » Sybil Ludington, aged 16, rode 40 miles (64km) to alert American colonial forces to the approach of the British regular forces
September 11 » American Revolutionary War: Battle of Brandywine: The British celebrate a major victory in Chester County, Pennsylvania.
September 19 » American Revolutionary War: British forces win a tactically expensive victory over the Continental Army in the First Battle of Saratoga.
November 15 » American Revolutionary War: After 16 months of debate the Continental Congress approves the Articles of Confederation.
December 18 » The United States celebrates its first Thanksgiving, marking the recent victory by the American rebels over British General John Burgoyne at Saratoga in October.
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/I21905.php : accessed October 13, 2026), "Metje Tjebbes (1753-< 1813)".
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