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.
February 16 » Spencer Compton Cavendish, Marquess of Hartington becomes British Secretary of State for War.
April 4 » Alexander II of Russia narrowly escapes an assassination attempt by Dmitry Karakozov in the city of Saint Petersburg.
April 6 » The Grand Army of the Republic, an American patriotic organization composed of Union veterans of the American Civil War, is founded. It lasts until 1956.
July 20 » Austro-Prussian War: Battle of Lissa: The Austrian Navy, led by Admiral Wilhelm von Tegetthoff, defeats the Italian Navy near the island of Vis in the Adriatic Sea.
December 12 » Oaks explosion: The worst mining disaster in England kills 361 miners and rescuers.
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 23 » Émile Zola is imprisoned in France after writing J'Accuse…!, a letter accusing the French government of antisemitism and wrongfully imprisoning Captain Alfred Dreyfus.
April 21 » Spanish–American War: The United States Navy begins a blockade of Cuban ports. When the U.S. Congress issued a declaration of war on April 25, it declared that a state of war had existed from this date.
June 27 » The first solo circumnavigation of the globe is completed by Joshua Slocum from Briar Island, Nova Scotia.
September 2 » Battle of Omdurman: British and Egyptian troops defeat Sudanese tribesmen and establish British dominance in Sudan.
October 1 » The Vienna University of Economics and Business Administration is founded under the name k.u.k. Exportakademie.
October 18 » The United States takes possession of Puerto Rico from Spain.
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.
February 17 » World War II: The Battle of Eniwetok begins: The battle ends in an American victory on February 22.
April 26 » Heinrich Kreipe is captured by Allied commandos in occupied Crete.
July 3 » World War II: The Minsk Offensive clears German troops from the city.
September 3 » Holocaust: Diarist Anne Frank and her family are placed on the last transport train from the Westerbork transit camp to the Auschwitz concentration camp, arriving three days later.
October 20 » American general Douglas MacArthur fulfills his promise to return to the Philippines when he commands an Allied assault on the islands.
November 26 » World War II: A German V-2 rocket hits a Woolworth's shop in London, United Kingdom, killing 168 people.
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 4, 2026), "Johannes de Boer (1866-1944)".
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