July 6 » Pope Benedict XIV suppresses the Patriarchate of Aquileia and establishes from its territory the Archdiocese of Udine and Gorizia.
December 14 » The Theresian Military Academy is founded in Wiener Neustadt, Austria.
Day of marriage May 7, 1771
The temperature on May 7, 1771 was about 13.0 °C. There was 70 mm of rainWind direction mainly east by south. Weather type: regen betrokken. Special wheather fenomena: veel dauw. Source: KNMI
February 12 » Gustav III becomes the King of Sweden.
May 16 » The Battle of Alamance, a pre-American Revolutionary War battle between local militia and a group of rebels called The "Regulators", occurs in present-day Alamance County, North Carolina.
July 14 » Foundation of the Mission San Antonio de Padua in modern California by the Franciscan friar Junípero Serra.
July 17 » Bloody Falls massacre: Chipewyan chief Matonabbee, traveling as the guide to Samuel Hearne on his Arctic overland journey, massacres a group of unsuspecting Inuit.
October 17 » Premiere in Milan of the opera Ascanio in Alba, composed by Mozart at age 15.
Day of death November 28, 1780
The temperature on November 28, 1780 was about 3.0 °C. Wind direction mainly north-northeast. Weather type: omtrent helder. Source: KNMI
April 16 » Franz Friedrich Wilhelm von Fürstenberg founds the University of Münster.
May 12 » American Revolutionary War: In the largest defeat of the Continental Army, Charleston, South Carolina is taken by British forces.
May 29 » American Revolutionary War: At the Battle of Waxhaws, the British continue attacking after the Continentals lay down their arms, killing 113 and critically wounding all but 53 that remained.
September 11 » American Revolutionary War: Sugarloaf Massacre: A small detachment of militia from Northampton County are attacked by Native Americans and Loyalists near Little Nescopeck Creek.
October 16 » American Revolutionary War: The British-led Royalton raid is the last Native American raid on New England.
November 5 » French-American forces under Colonel LaBalme are defeated by Miami Chief Little Turtle.
When copying data from this family tree, please include a reference to the origin: Johan Vanoplynes, "Family tree Vanoplynes", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-vanoplynes/I520481.php : accessed March 4, 2026), "Maria Barbara Deduyvere (1751-1780)".
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