The temperature on November 23, 1777 was about 10.0 °C. Wind direction mainly west-northwest. Weather type: zeer betrokken. Special wheather fenomena: weerlicht. Source: KNMI
January 15 » American Revolutionary War: New Connecticut (present-day Vermont) declares its independence.
June 13 » American Revolutionary War: Gilbert du Motier, Marquis de Lafayette lands near Charleston, South Carolina, in order to help the Continental Congress to train its army.
June 14 » The Second Continental Congress passes the Flag Act of 1777 adopting the Stars and Stripes as the Flag of the United States.
October 4 » American Revolutionary War: Troops under George Washington are repelled by British troops under William Howe.
October 22 » American Revolutionary War: American defenders of Fort Mercer on the Delaware River repulse repeated Hessian attacks in the Battle of Red Bank.
December 17 » American Revolution: France formally recognizes the United States.
Day of death June 12, 1778
The temperature on June 12, 1778 was about 17.0 °C. Wind direction mainly south by east. Weather type: omtrent helder. Source: KNMI
February 6 » American Revolutionary War: In Paris the Treaty of Alliance and the Treaty of Amity and Commerce are signed by the United States and France signaling official recognition of the new republic.
February 9 » Rhode Island becomes the fourth US state to ratify the Articles of Confederation.
May 1 » American Revolution: The Battle of Crooked Billet begins in Hatboro, Pennsylvania.
May 12 » Heinrich XI, count of the Principality of Reuss-Greiz, is elevated to Prince by Joseph II, Holy Roman Emperor.
June 18 » American Revolutionary War: British troops abandon Philadelphia.
November 11 » Cherry Valley massacre: Loyalists and Seneca Indian forces attack a fort and village in eastern New York during the American Revolutionary War, killing more than forty civilians and soldiers.
When copying data from this family tree, please include a reference to the origin: J. Post, "Descendants Grootenboer", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-grootenboer/I18366.php : accessed February 12, 2026), "Jan Cornelisz Grootenboer (-1778)".
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