April 27 » American Revolutionary War: The Battle of Ridgefield: A British invasion force engages and defeats Continental Army regulars and militia irregulars at Ridgefield, Connecticut.
September 3 » American Revolutionary War: During the Battle of Cooch's Bridge, the Flag of the United States is flown in battle for the first time.
September 27 » American Revolution: Lancaster, Pennsylvania becomes the capital of the United States for one day after Congress evacuates Philadelphia.
October 4 » American Revolutionary War: Troops under George Washington are repelled by British troops under William Howe.
November 15 » American Revolutionary War: After 16 months of debate the Continental Congress approves the Articles of Confederation.
December 16 » Virginia becomes the first state to ratify the Articles of Confederation. [1]
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
January 18 » James Cook is the first known European to discover the Hawaiian Islands, which he names the "Sandwich Islands".
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.
February 14 » The United States flag is formally recognized by a foreign naval vessel for the first time, when French Admiral Toussaint-Guillaume Picquet de la Motte renders a nine gun salute to USSRanger, commanded by John Paul Jones.
May 12 » Heinrich XI, count of the Principality of Reuss-Greiz, is elevated to Prince by Joseph II, Holy Roman Emperor.
August 3 » The theatre La Scala in Milan is inaugurated with the première of Antonio Salieri's Europa riconosciuta.
September 7 » American Revolutionary War: France invades Dominica in the British West Indies, before Britain is even aware of France's involvement in the war.
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 17, 2026), "Petrus Albert Couperus (1777-????)".
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