January 8 » The premiere of George Frideric Handel's Ariodante takes place at the Royal Opera House, Covent Garden.
March 10 » An agreement between Nader Shah and Russia is signed near Ganja, Azerbaijan and Russian troops are withdrawn from occupied territories.
July 11 » Mathematical calculations suggest that it is on this day that dwarf planet Pluto moved inside the orbit of Neptune for the last time before 1979.
August 5 » Freedom of the press: New York Weekly Journal writer John Peter Zenger is acquitted of seditious libel against the royal governor of New York, on the basis that what he had published was true.
Day of marriage January 20, 1781
The temperature on January 20, 1781 was about 1.0 °C. Wind direction mainly northwest. Weather type: zeer betrokken. 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 18 » Fourth Anglo-Dutch War: Captain Thomas Shirley opens his expedition against Dutch colonial outposts on the Gold Coast of Africa (present-day Ghana).
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 5 » Battle of the Chesapeake in the American Revolutionary War: The British Navy is repelled by the French Navy, contributing to the British surrender at Yorktown.
October 19 » American Revolutionary War: The siege of Yorktown comes to an end.
November 29 » The crew of the British slave ship Zong murders 133 Africans by dumping them into the sea to claim insurance.
Day of death March 12, 1781
The temperature on March 12, 1781 was about 10.0 °C. Wind direction mainly east-northeast. Weather type: half bewolkt geheel half bewolkt. 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 18 » Fourth Anglo-Dutch War: Captain Thomas Shirley opens his expedition against Dutch colonial outposts on the Gold Coast of Africa (present-day Ghana).
March 1 » The Articles of Confederation goes into effect in the United States.
March 15 » American Revolutionary War: Battle of Guilford Court House: Near present-day Greensboro, North Carolina, 1,900 British troops under General Charles Cornwallis defeat a mixed American force numbering 4,400 in a Pyrrhic victory.
June 3 » Jack Jouett begins his midnight ride to warn Thomas Jefferson and the Virginia legislature of an impending raid by Banastre Tarleton.
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: Brian Kennedy, "Kennedy Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/kennedy-family-tree/P16915.php : accessed May 6, 2025), "John Harper (1735-1781)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.