September 27 » American Revolution: Lancaster, Pennsylvania becomes the capital of the United States for one day after Congress evacuates Philadelphia.
October 6 » American Revolutionary War: British forces capture Forts Clinton and Montgomery on the Hudson River.
October 7 » American Revolutionary War: The Americans defeat the British in the Second Battle of Saratoga, also known as the Battle of Bemis Heights.
October 17 » American Revolutionary War: British General John Burgoyne surrenders his army at Saratoga, New York.
November 17 » Articles of Confederation (United States) are submitted to the states for ratification.
November 29 » San Jose, California, is founded as Pueblo de San José de Guadalupe by José Joaquín Moraga. It is the first civilian settlement, or pueblo, in Alta California.
Christening day February 1, 1778
The temperature on February 1, 1778 was about -1.0 °C. Wind direction mainly east. Weather type: betrokken mist. Source: KNMI
February 6 » American Revolutionary War: In Paris the Treaty of Alliance and the Treaty of Amity and Commerce are signed by the United States and France signaling official recognition of the new republic.
May 1 » American Revolution: The Battle of Crooked Billet begins in Hatboro, Pennsylvania.
July 10 » American Revolution: Louis XVI of France declares war on the Kingdom of Great Britain.
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.
September 19 » The Continental Congress passes the first United States federal budget.
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/I6021.php : accessed October 18, 2026), "Petrus Albert Couperus (1777-????)".
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