March 9 » Safavid troops retreat from Basra, ending a three year occupation.
July 9 » A Bourbon force under Nicolas Catinat withdraws from a smaller Habsburg force under Prince Eugene of Savoy in the Battle of Carpi.
July 19 » Representatives of the Iroquois Confederacy sign the Nanfan Treaty, ceding a large territory north of the Ohio River to England.
July 24 » Antoine de la Mothe Cadillac founds the trading post at Fort Pontchartrain, which later becomes the city of Detroit.
August 4 » Great Peace of Montreal between New France and First Nations is signed.
September 16 » James Francis Edward Stuart, sometimes called the "Old Pretender", becomes the Jacobite claimant to the thrones of England and Scotland.
Day of death May 6, 1781
The temperature on May 6, 1781 was about 7.0 °C. Wind direction mainly north-northwest. Weather type: omtrent helder. Source: KNMI
January 17 » American Revolutionary War: Battle of Cowpens: Continental troops under Brigadier General Daniel Morgan defeat British forces under Lieutenant Colonel Banastre Tarleton at the battle in South Carolina.
February 3 » American Revolutionary War: British forces seize the Dutch-owned Caribbean island Sint Eustatius.
March 13 » William Herschel discovers Uranus.
August 5 » The Battle of Dogger Bank takes place.
September 4 » Los Angeles is founded as El Pueblo de Nuestra Señora La Reina de los Ángeles (The Village of Our Lady, the Queen of the Angels) by 44 Spanish settlers.
September 28 » American Revolution: American forces backed by a French fleet begin the siege of Yorktown.
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/P21097.php : accessed January 7, 2026), "Simeon Parsons (1701-1781)".
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