The temperature on May 2, 1872 was about 20.7 °C. The air pressure was 6 kgf/m2 and came mainly from the north. The atmospheric humidity was 37%. Source: KNMI
In The Netherlands , there was from January 4, 1871 to July 6, 1872 the cabinet Thorbecke III, with Mr. J.R. Thorbecke (liberaal) as prime minister.
From July 6, 1872 till August 27, 1874 the Netherlands had a cabinet De Vries - Fransen van de Putte with the prime ministers Mr. G. de Vries Azn. (liberaal) and I.D. Fransen van de Putte (liberaal).
March 22 » Illinois becomes the first state to require gender equality in employment.
May 22 » Reconstruction Era: President Ulysses S. Grant signs the Amnesty Act into law, restoring full civil and political rights to all but about 500 Confederate sympathizers.
June 14 » Trade unions are legalized in Canada.
July 18 » The Ballot Act 1872 in the United Kingdom introduced the requirement that parliamentary and local government elections be held by secret ballot.
September 18 » King Oscar II accedes to the throne of Sweden–Norway.
December 4 » The crewless American brigantine Mary Celeste, drifting in the Atlantic, is discovered by the Canadian brig Dei Gratia. The ship has been abandoned for nine days but is only slightly damaged. Her master Benjamin Briggs and all nine others known to have been on board are never accounted for.
Day of marriage June 6, 1895
The temperature on June 6, 1895 was about 14.7 °C. The airpressure was 77 cm mercury. The atmospheric humidity was 81%. Source: KNMI
April 8 » In Pollock v. Farmers' Loan & Trust Co. the Supreme Court of the United States declares unapportioned income tax to be unconstitutional.
October 4 » Horace Rawlins wins the first U.S. Open Men's Golf Championship.
November 5 » George B. Selden is granted the first U.S. patent for an automobile.
December 28 » The Lumière brothers perform for their first paying audience at the Grand Cafe in Boulevard des Capucines.
December 28 » Wilhelm Röntgen publishes a paper detailing his discovery of a new type of radiation, which later will be known as x-rays.
Day of death June 23, 1931
The temperature on June 23, 1931 was between 10.3 °C and 22.4 °C and averaged 16.6 °C. There was 9.0 hours of sunshine (54%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
When copying data from this family tree, please include a reference to the origin: Jon Vandenberg, "Vandenberg Tree", database, Genealogy Online (https://www.genealogieonline.nl/vandenberg-tree/R1081.php : accessed December 23, 2025), "Jan Hopman (1872-1931)".
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