The temperature on February 10, 1867 was about 9.6 °C. There was 0.1 mm of rain. The air pressure was 6 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 76%. 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 17 » The first ship passes through the Suez Canal.
March 2 » The U.S. Congress passes the first Reconstruction Act.
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.
June 19 » Maximilian I of the Second Mexican Empire is executed by a firing squad in Querétaro, Querétaro.
September 28 » Toronto becomes the capital of Ontario, having also been the capital of Ontario's predecessors since 1796.
October 21 » The Medicine Lodge Treaty is signed by southern Great Plains Indian leaders. The treaty requires Native American Plains tribes to relocate to a reservation in western Oklahoma.
Day of marriage April 17, 1897
The temperature on April 17, 1897 was about 10.6 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 93%. Source: KNMI
April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
September 10 » Lattimer massacre: A sheriff's posse kills 19 unarmed striking immigrant miners in Lattimer, Pennsylvania, United States.
December 9 » Activist Marguerite Durand founds the feminist daily newspaper La Fronde in Paris.
Day of death August 25, 1937
The temperature on August 25, 1937 was between 12.7 °C and 22.5 °C and averaged 18.0 °C. There was 0.1 mm of rain. There was 10.5 hours of sunshine (74%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
July 24 » Alabama drops rape charges against the "Scottsboro Boys".
July 26 » Spanish Civil War: End of the Battle of Brunete with the Nationalist victory.
August 13 » Second Sino-Japanese War: The Battle of Shanghai begins.
August 14 » The beginning of air-to-air combat of the Second Sino-Japanese War and World War II in general, when six Japanese bombers are shot down by Chinese fighters while raiding Chinese air bases.
October 2 » Rafael Trujillo orders the execution of Haitians living in the northwestern region of the Dominican Republic.
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/I32394.php : accessed October 19, 2026), "Johannes Boersma (1867-1937)".
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