January 4 » Great Britain declares war on Spain, thus entering the Seven Years' War.
March 10 » French Huguenot Jean Calas, who had been wrongly convicted of killing his son, dies after being tortured by authorities; the event inspired Voltaire to begin a campaign for religious tolerance and legal reform.
May 5 » Russia and Prussia sign the Treaty of St. Petersburg.
May 22 » Trevi Fountain is officially completed and inaugurated in Rome.
June 6 » In the Seven Years' War, British forces begin the Siege of Havana and temporarily capture the city.
September 12 » The Sultanate of Sulu ceded Balambangan Island to the British East India Company
When copying data from this family tree, please include a reference to the origin: R.A.Hemerik, "Descendants Hemerik-Broekhuizen-Huner-Koper-Barink", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-hemerik/I58689.php : accessed January 30, 2026), "Klaas Meijer".
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