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.
July 9 » Catherine the Great becomes Empress of Russia following the coup against her husband, Peter III.
Day of death May 4, 1788
The temperature on May 4, 1788 was about 11.0 °C. Wind direction mainly east-northeast. Weather type: omtrent helder. Source: KNMI
January 19 » The second group of ships of the First Fleet arrive at Botany Bay.
January 26 » The British First Fleet, led by Arthur Phillip, sails into Port Jackson (Sydney Harbour) to establish Sydney, the first permanent European settlement on Australia. Commemorated as Australia Day.
February 6 » Massachusetts becomes the sixth state to ratify the United States Constitution.
March 21 » A fire in New Orleans leaves most of the town in ruins.
April 28 » Maryland becomes the seventh state to ratify the United States Constitution.
July 25 » Wolfgang Amadeus Mozart completes his Symphony No. 40 in G minor (K550).
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I526623.php : accessed March 3, 2026), "Barend Mostert (1762-1788)".
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