March 13 » The Battle of Cartagena de Indias (part of the War of Jenkins' Ear) begins.
April 10 » War of the Austrian Succession: Prussia gains control of Silesia at the Battle of Mollwitz.
June 25 » Maria Theresa is crowned Queen of Hungary.
July 15 » Aleksei Chirikov sights land in Southeast Alaska. He sends men ashore in a longboat, making them the first Europeans to visit Alaska.
July 31 » Charles Albert of Bavaria invades Upper Austria and Bohemia.
August 10 » King Marthanda Varma of Travancore defeats the Dutch East India Company at the Battle of Colachel, effectively bringing about the end of the Dutch colonial rule in India.
Day of marriage April 14, 1781
The temperature on April 14, 1781 was about 4.0 °C. Wind direction mainly south-southwest. Weather type: omtrent helder. Source: KNMI
September 6 » The Battle of Groton Heights takes place, resulting in a British victory.
September 8 » American Revolutionary War: The Battle of Eutaw Springs in South Carolina, the war's last significant battle in the Southern theater, ends in a narrow British tactical victory.
October 17 » American Revolutionary War: British General Charles, Earl Cornwallis surrenders at the Siege of Yorktown.
October 19 » American Revolutionary War: The siege of Yorktown comes to an end.
October 20 » The Patent of Toleration, providing limited freedom of worship, is approved in Austria.
When copying data from this family tree, please include a reference to the origin: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I28574.php : accessed March 11, 2026), "Derk Wolters (1741-????)".
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