The temperature on May 5, 1866 was about 14.1 °C. There was 0.1 mm of rain. The air pressure was 10 kgf/m2 and came mainly from the west-southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 47%. Source: KNMI
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
In The Netherlands , there was from February 10, 1866 to June 1, 1866 the cabinet Fransen van de Putte, with I.D. Fransen van de Putte (liberaal) as prime minister.
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).
January 12 » The Royal Aeronautical Society is formed in London.
March 27 » President of the United States of America Andrew Johnson vetoes the Civil Rights Act of 1866. His veto is overridden by Congress and the bill passes into law on April 9.
July 3 » Austro-Prussian War is decided at the Battle of Königgrätz, resulting in Prussia taking over as the prominent German nation from Austria.
July 24 » Reconstruction: Tennessee becomes the first U.S. state to be readmitted to the Union following the American Civil War.
August 23 » Austro-Prussian War ends with the Treaty of Prague.
October 22 » A plebiscite ratifies the annexion of Veneto and Mantua to Italy, which had occurred three days before, on October 19.
Day of marriage April 23, 1898
The temperature on April 23, 1898 was about 11.1 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 55%. Source: KNMI
February 27 » King George I of Greece survives an assassination attempt.
April 20 » U.S. President William McKinley signed a joint resolution to Congress for declaration of war against Spain, beginning the Spanish–American War.
June 11 » The Hundred Days' Reform, a planned movement to reform social, political, and educational institutions in China, is started by the Guangxu Emperor, but is suspended by Empress Dowager Cixi after 104 days. (The failed reform led to the abolition of the Imperial examination in 1905.)
August 13 » Spanish–American War: Spanish and American forces engage in a mock battle for Manila, after which the Spanish commander surrendered in order to keep the city out of Filipino rebel hands.
December 3 » The Duquesne Country and Athletic Club defeated an all-star collection of early football players 16–0, in what is considered to be the very first all-star game for professional American football.
December 10 » Spanish–American War: The Treaty of Paris is signed, officially ending the conflict.
Day of death April 16, 1944
The temperature on April 16, 1944 was between 9.2 °C and 17.6 °C and averaged 12.6 °C. There was 8.1 mm of rain during 2.3 hours. There was 4.5 hours of sunshine (32%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
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/I100110.php : accessed October 5, 2026), "Johannes de Boer (1866-1944)".
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