January 28 » The Russian Academy of Sciences is founded in St. Petersburg by Peter the Great, and implemented by Senate decree. It is called the St. Petersburg Academy of Sciences until 1917.
April 7 » Premiere performance of Johann Sebastian Bach's St John Passion, BWV245, at St. Nicholas Church, Leipzig.
November 11 » Joseph Blake, alias Blueskin, a highwayman known for attacking "Thief-Taker General" (and thief) Jonathan Wild at the Old Bailey, is hanged in London.
December 7 » Tumult of Thorn: Religious unrest is followed by the execution of nine Protestant citizens and the mayor of Thorn (Toruń) by Polish authorities.
Day of death April 6, 1778
The temperature on April 6, 1778 was about 9.0 °C. Wind direction mainly south-southeast. Weather type: helder. Source: KNMI
February 6 » New York became the third state to ratify the Articles of Confederation.
June 18 » American Revolutionary War: British troops abandon Philadelphia.
July 27 » American Revolution: First Battle of Ushant: British and French fleets fight to a standoff.
November 26 » In the Hawaiian Islands, Captain James Cook becomes the first European to visit Maui.
December 15 » American Revolutionary War: British and French fleets clash in the Battle of St. Lucia.
December 29 » American Revolutionary War: Three thousand British soldiers under the command of Lieutenant Colonel Archibald Campbell capture Savannah, Georgia.
When copying data from this family tree, please include a reference to the origin: Ronald Delfgauw, "Family tree Delfgauw", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-delfgauw/R602.php : accessed February 19, 2026), "Klaasje Jacobsd van der Kemp (1724-1778)".
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