July 14 » An expedition led by Gaspar de Portolá leaves its base in California and sets out to find the Port of Monterey (now Monterey, California).
July 16 » Father Junípero Serra founds California's first mission, Mission San Diego de Alcalá. Over the following decades, it evolves into the city of San Diego, California.
December 13 » Dartmouth College is founded by the Reverend Eleazar Wheelock, with a royal charter from King George III, on land donated by Royal governor John Wentworth.
December 22 » Sino-Burmese War: The war ends with an uneasy truce.
Day of burial March 31, 1781
The temperature on March 31, 1781 was about 0.0 °C. Wind direction mainly east-northeast. Weather type: omtrent helder. Source: KNMI
March 1 » The Articles of Confederation goes into effect in the United States.
April 29 » American Revolutionary War: British and French ships clash in the Battle of Fort Royal off the coast of Martinique.
September 5 » Battle of the Chesapeake in the American Revolutionary War: The British Navy is repelled by the French Navy, contributing to the British surrender at Yorktown.
September 6 » The Battle of Groton Heights takes place, resulting in a British victory.
October 17 » American Revolutionary War: British General Charles, Earl Cornwallis surrenders at the Siege of Yorktown.
November 29 » The crew of the British slave ship Zong murders 133 Africans by dumping them into the sea to claim insurance.
When copying data from this family tree, please include a reference to the origin: Henk Trox, "Family tree Trox", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-trox/I10217.php : accessed February 28, 2026), "Hartwig Christian Asmus Tretow (1769-1781)".
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