January 26 » The 8.7–9.2 Mw Cascadia earthquake takes place off the west coast of North America, as evidenced by Japanese records.
February 27 » The island of New Britain is discovered by Europeans.
February 28 » Today is followed by March 1 in Sweden, thus creating the Swedish calendar.
March 1 » Sweden introduces its own Swedish calendar, in an attempt to gradually merge into the Gregorian calendar, reverts to the Julian calendar on this date in 1712, and introduces the Gregorian calendar on this date in 1753.
Day of death August 25, 1770
The temperature on August 25, 1770 was about 20.0 °C. Wind direction mainly southwest. Weather type: donker. Special wheather fenomena: droog. Source: KNMI
March 5 » Boston Massacre: Five Americans, including Crispus Attucks, are fatally shot by British troops in an event that would contribute to the outbreak of the American Revolutionary War (also known as the American War of Independence) five years later.
April 19 » Captain James Cook, still holding the rank of lieutenant, sights the eastern coast of what is now Australia.
April 19 » Marie Antoinette marries Louis XVI of France in a proxy wedding.
July 5 » The Battle of Chesma between the Russian Empire and the Ottoman Empire begins.
August 22 » James Cook names and lands on Possession Island, and claims the east coast of Australia for Britain as New South Wales.
November 14 » James Bruce discovers what he believes to be the source of the Nile.
When copying data from this family tree, please include a reference to the origin: Christophe, "Arbre Chatelain", database, Genealogy Online (https://www.genealogieonline.nl/arbre-chatelain/I6253.php : accessed February 12, 2026), "Anne Claude GILBERT (1700-1770)".
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