January 18 » James Cook is the first known European to discover the Hawaiian Islands, which he names the "Sandwich Islands".
February 23 » American Revolutionary War: Baron von Steuben arrives at Valley Forge, Pennsylvania to help to train the Continental Army.
August 26 » The first recorded ascent of Triglav, the highest mountain in Slovenia.
September 17 » The Treaty of Fort Pitt is signed. It is the first formal treaty between the United States and a Native American tribe.
December 15 » American Revolutionary War: British and French fleets clash in the Battle of St. Lucia.
December 29 » American Revolutionary War: Three thousand British soldiers under the command of Lieutenant Colonel Archibald Campbell capture Savannah, Georgia.
Day of death June 28, 1789
The temperature on June 28, 1789 was about 14.0 °C. There was 4 mm of rainWind direction mainly west-northwest. Weather type: zeer betrokken. Source: KNMI
July 10 » Alexander Mackenzie reaches the Mackenzie River delta.
September 2 » The United States Department of the Treasury is founded.
September 15 » The United States "Department of Foreign Affairs", established by law in July, is renamed the Department of State and given a variety of domestic duties.
September 26 » George Washington appoints Thomas Jefferson the first United States Secretary of State.
October 5 » French Revolution: The Women's March on Versailles effectively terminates royal authority.
December 11 » The University of North Carolina is chartered by the North Carolina General Assembly.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I7764.php : accessed October 11, 2026), "Oeds Folkerts (± 1745-1789)".
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