The temperature on May 23, 1885 was about 14.5 °C. There was 3 mm of rain. The air pressure was 7 kgf/m2 and came mainly from the west-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 68%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 3 » Sino-French War: Beginning of the Battle of Núi Bop
February 8 » The first government-approved Japanese immigrants arrived in Hawaii.
March 26 » The Métis people of the District of Saskatchewan under Louis Riel begin the North-West Rebellion against Canada.
April 2 » Canadian Cree warriors attack the village of Frog Lake, killing nine.
April 3 » Gottlieb Daimler is granted a German patent for his engine design.
July 23 » President Ulysses S. Grant dies of throat cancer.
Day of marriage May 25, 1912
The temperature on May 25, 1912 was between 5.6 °C and 13.8 °C and averaged 10.1 °C. There was 3.0 hours of sunshine (19%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
January 6 » New Mexico is admitted to the Union as the 47th U.S. state.
January 8 » The African National Congress is founded, under the name South African Native National Congress (SANNC).
March 12 » The Girl Guides (later renamed the Girl Scouts of the USA) are founded in the United States.
April 10 » RMS Titanic sets sail from Southampton, England on her maiden and only voyage.
May 13 » The Royal Flying Corps, the forerunner of the Royal Air Force, is established in the United Kingdom.
July 30 » Japan's Emperor Meiji dies and is succeeded by his son Yoshihito, who is now known as the Emperor Taishō.
Day of death October 23, 1961
The temperature on October 23, 1961 was between 8.3 °C and 14.1 °C and averaged 10.8 °C. There was 10.0 mm of rain during 5.9 hours. There was 3.5 hours of sunshine (34%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
April 16 » In a nationally broadcast speech, Cuban leader Fidel Castro declares that he is a Marxist–Leninist and that Cuba is going to adopt Communism.
April 20 » Cold War: Failure of the Bay of Pigs Invasion of US-backed Cuban exiles against Cuba.
June 1 » The Canadian Bank of Commerce and Imperial Bank of Canada merge to form the Canadian Imperial Bank of Commerce, the largest bank merger in Canadian history.
August 15 » Border guard Conrad Schumann flees from East Germany while on duty guarding the construction of the Berlin Wall.
September 17 » The world's first retractable roof stadium, the Civic Arena, opens in Pittsburgh, Pennsylvania.
November 29 » Project Mercury: Mercury-Atlas 5 Mission: Enos, a chimpanzee, is launched into space. The spacecraft orbits the Earth twice and splashes down off the coast of Puerto Rico.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I76118.php : accessed December 26, 2025), "Kornelis Siertsema (1885-1961)".
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