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).
April 20 » U.S. President William McKinley signed a joint resolution to Congress for declaration of war against Spain, beginning the Spanish–American War.
July 1 » Spanish–American War: The Battle of San Juan Hill is fought in Santiago de Cuba, Cuba.
August 13 » Carl Gustav Witt discovers 433 Eros, the first near-Earth asteroid to be found.
October 18 » The United States takes possession of Puerto Rico from Spain.
November 3 » France withdraws its troops from Fashoda (now in Sudan), ending the Fashoda Incident.
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.
February 17 » World War II: The Battle of Eniwetok begins: The battle ends in an American victory on February 22.
April 10 » Rudolf Vrba and Alfréd Wetzler escape from Birkenau death camp.
July 26 » World War II: The Red Army enters Lviv, a major city in western Ukraine, capturing it from the Nazis. Only 300 Jews survive out of 160,000 living in Lviv prior to occupation.
August 21 » Dumbarton Oaks Conference, prelude to the United Nations, begins.
September 19 » World War II: The Moscow Armistice between Finland and the Soviet Union is signed.
September 28 » World War II: Soviet Army troops liberate Klooga concentration camp in Estonia.
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 6, 2026), "Johannes de Boer (1866-1944)".
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