June 11 » Denmark adopts the characteristic Nordic Cross flag later taken up by all other Scandinavian countries.
August 26 » The first Lutheran denomination in North America, the Pennsylvania Ministerium, is founded in Philadelphia.
October 12 » War of Jenkins' Ear: A British squadron wins a tactical victory over a Spanish squadron off Havana.
October 18 » Signing of the Treaty of Aix-la-Chapelle ends the War of the Austrian Succession.
Day of marriage December 30, 1773
The temperature on December 30, 1773 was about 5.0 °C. There was 4 mm of rainWind direction mainly north west from. Weather type: regen zeer betrokken. Source: KNMI
January 17 » Captain James Cook leads the first expedition to sail south of the Antarctic Circle.
May 10 » The Parliament of Great Britain passes the Tea Act, designed to save the British East India Company by reducing taxes on its tea and granting it the right to sell tea directly to North America. The legislation leads to the Boston Tea Party.
June 1 » Wolraad Woltemade rescues 14 sailors at the Cape of Good Hope from the sinking ship De Jonge Thomas by riding his horse into the sea seven times. He drowned on his eighth attempt.
October 12 » America's first insane asylum opens.
October 14 » The first recorded ministry of education, the Commission of National Education, is formed in the Polish–Lithuanian Commonwealth.
December 16 » American Revolution: Boston Tea Party: Members of the Sons of Liberty disguised as Mohawk Indians dump hundreds of crates of tea into Boston harbor as a protest against the Tea Act.
Day of death November 4, 1780
The temperature on November 4, 1780 was about 7.0 °C. Wind direction mainly northwest. Weather type: zeer betrokken. Special wheather fenomena: noorderlicht. Source: KNMI
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 23 » American Revolution: British Major John André is arrested as a spy by American soldiers exposing Benedict Arnold's change of sides.
October 10 » The Great Hurricane of 1780 kills 20,000–30,000 in the Caribbean.
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: Charles Olson, "Olson's Tree", database, Genealogy Online (https://www.genealogieonline.nl/olsons-tree/P306.php : accessed February 8, 2026), "Dr Samuel Rose (1748-1780)".
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