The temperature on December 21, 1867 was about -0.2 °C. The air pressure was 2 kgf/m2 and came mainly from the south-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 89%. Source: KNMI
From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
February 13 » Work begins on the covering of the Senne, burying Brussels's primary river and creating the modern central boulevards.
May 15 » Canadian Bank of Commerce opens for business in Toronto, Ontario. The bank would later merge with Imperial Bank of Canada to become what is CIBC in 1961.
May 29 » The Austro-Hungarian Compromise of 1867 ("the Compromise") is born through Act 12, which establishes the Austro-Hungarian Empire.
July 1 » The British North America Act takes effect as the Province of Canada, New Brunswick, and Nova Scotia join into confederation to create the modern nation of Canada. Sir John A. Macdonald is sworn in as the first Prime Minister of Canada. This date is commemorated annually in Canada as Canada Day, a national holiday.
November 3 » Giuseppe Garibaldi and his followers are defeated in the Battle of Mentana and fail to end the Pope's Temporal power in Rome (it would be achieved three years later).
November 23 » The Manchester Martyrs are hanged in Manchester, England, for killing a police officer while freeing two Irish Republican Brotherhood members from custody.
Day of marriage August 20, 1902
The temperature on August 20, 1902 was between 11.3 °C and 18.6 °C and averaged 15.1 °C. There was 6.6 hours of sunshine (46%). Source: KNMI
February 27 » Second Boer War: Australian soldiers Harry "Breaker" Morant and Peter Handcock are executed in Pretoria after being convicted of war crimes.
May 31 » Second Boer War: The Treaty of Vereeniging ends the war and ensures British control of South Africa.
June 28 » The U.S. Congress passes the Spooner Act, authorizing President Theodore Roosevelt to acquire rights from Colombia for the Panama Canal.
August 22 » Theodore Roosevelt becomes the first President of the United States to make a public appearance in an automobile.
November 21 » The Philadelphia Football Athletics defeated the Kanaweola Athletic Club of Elmira, New York, 39–0, in the first ever professional American football night game.
November 29 » The Pittsburgh Stars defeated the Philadelphia Athletics, 11–0 to win the first championship associated with an American national professional football league.
Day of death April 13, 1947
The temperature on April 13, 1947 was between 4.0 °C and 17.4 °C and averaged 10.5 °C. There was 11.8 hours of sunshine (86%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
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/I46459.php : accessed January 20, 2026), "Cornelia Johanna van Koperen (1867-1947)".
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