February 3 » The colony of Massachusetts issues the first paper money in the Americas.
February 15 » Constantin Cantemir, Prince of Moldavia, and the Holy Roman Empire sign a secret treaty in Sibiu, stipulating that Moldavia would support the actions led by the House of Habsburg against the Ottoman Empire.
June 14 » King William III of England (William of Orange) lands in Ireland to confront the former King James II.
July 1 » Glorious Revolution: Battle of the Boyne in Ireland (as reckoned under the Julian calendar).
August 24 » Job Charnock of the East India Company establishes a factory in Calcutta, an event formerly considered the founding of the city (in 2003 the Calcutta High Court ruled that the city's foundation date is unknown).
September 25 » Publick Occurrences Both Forreign and Domestick, the first newspaper to appear in the Americas, is published for the first and only time.
Day of marriage July 26, 1721
The temperature on July 26, 1721 was about 15.0 °C. Source: KNMI
January 6 » The Committee of Inquiry on the South Sea Bubble publishes its findings, revealing details of fraud among company directors and corrupt politicians.
March 24 » Johann Sebastian Bach dedicated six concertos to Margrave Christian Ludwig of Brandenburg-Schwedt, now commonly called the Brandenburg Concertos, BWV 1046-1051.
April 4 » Sir Robert Walpole becomes the first British prime minister.
April 26 » A massive earthquake devastates the Iranian city of Tabriz.
August 18 » The city of Shamakhi in Safavid Shirvan is sacked.
October 22 » Russian Empire is proclaimed by Tsar Peter I after the Swedish defeat in the Great Northern War.
Day of burial September 15, 1781
The temperature on September 15, 1781 was about 17.0 °C. Wind direction mainly east. Weather type: omtrent helder. Source: KNMI
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 13 » William Herschel discovers Uranus.
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.
November 29 » The crew of the British slave ship Zong murders 133 Africans by dumping them into the sea to claim insurance.
When copying data from this family tree, please include a reference to the origin: Frank Coster, "Family tree Coster", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_coster/I6522.php : accessed January 4, 2026), "Leendert Jansz Diepenhorst (1690-1781)".
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