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
January 3 » American General George Washington defeats British General Lord Cornwallis at the Battle of Princeton.
April 26 » Sybil Ludington, aged 16, rode 40 miles (64km) to alert American colonial forces to the approach of the British regular forces
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 13 » American Revolutionary War: Gilbert du Motier, Marquis de Lafayette lands near Charleston, South Carolina, in order to help the Continental Congress to train its army.
September 19 » American Revolutionary War: British forces win a tactically expensive victory over the Continental Army in the First Battle of Saratoga.
September 27 » American Revolution: Lancaster, Pennsylvania becomes the capital of the United States for one day after Congress evacuates Philadelphia.
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/I351.php : accessed January 6, 2026), "Albertje Roelofs (1743-1777)".
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