April 9 » Robert Cavelier de La Salle discovers the mouth of the Mississippi River, claims it for France and names it Louisiana.
May 6 » Louis XIV of France moves his court to the Palace of Versailles.
August 24 » William Penn receives the area that is now the state of Delaware, and adds it to his colony of Pennsylvania.
September 14 » Bishop Gore School, one of the oldest schools in Wales, is founded.
October 27 » Philadelphia is founded in the Commonwealth of Pennsylvania.
Day of death September 23, 1770
The temperature on September 23, 1770 was about 17.0 °C. There was 22 mm of rainWind direction mainly west by south. Weather type: regen zeer betrokken. Source: KNMI
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.
April 29 » James Cook arrives in Australia at Botany Bay, which he names.
July 1 » Lexell's Comet is seen closer to the Earth than any other comet in recorded history, approaching to a distance of 0.0146 astronomical units (2,180,000km; 1,360,000mi).
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.
When copying data from this family tree, please include a reference to the origin: Judi Opager, "Opager Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/opager-family-tree/P2170.php : accessed May 3, 2025), "Mary LEFFINGWELL (1682-1770)".
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