May 12 » Maria Theresa of Austria is crowned Queen of Bohemia after defeating her rival, Charles VII, Holy Roman Emperor.
May 19 » Jean-Pierre Christin developed the centigrade temperature scale.
June 27 » In the Battle of Dettingen, George II becomes the last reigning British monarch to participate in a battle.
September 13 » Great Britain, Austria and the Kingdom of Sardinia sign the Treaty of Worms.
Day of marriage November 22, 1767
The temperature on November 22, 1767 was about 4.0 °C. Wind direction mainly east-northeast. Weather type: mist. Special wheather fenomena: rijp. Source: KNMI
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.
June 14 » The Second Continental Congress passes the Flag Act of 1777 adopting the Stars and Stripes as the Flag of the United States.
September 26 » American Revolution: British troops occupy Philadelphia.
October 7 » American Revolutionary War: The Americans defeat the British in the Second Battle of Saratoga, also known as the Battle of Bemis Heights.
December 17 » American Revolution: France formally recognizes the United States.
December 18 » The United States celebrates its first Thanksgiving, marking the recent victory by the American rebels over British General John Burgoyne at Saratoga in October.
When copying data from this family tree, please include a reference to the origin: Gert Pieters, "Family tree Koops", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koops/I831.php : accessed January 14, 2026), "Albertje Roelofs (1743-1777)".
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