The temperature on June 10, 1890 was about 18.7 °C. The air pressure was 1 kgf/m2 and came mainly from the east-southeast. The airpressure was 75 cm mercury. The atmospheric humidity was 52%. Source: KNMI
July 10 » Wyoming is admitted as the 44th U.S. state.
September 25 » The United States Congress establishes Sequoia National Park.
October 12 » Uddevalla Suffrage Association is formed.
November 23 » King William III of the Netherlands dies without a male heir and a special law is passed to allow his daughter Princess Wilhelmina to succeed him.
November 29 » The Meiji Constitution goes into effect in Japan, and the first Diet convenes.
December 29 » Wounded Knee Massacre on Pine Ridge Indian Reservation, 300 Lakota are killed by the United States 7th Cavalry Regiment.
Day of marriage May 18, 1940
The temperature on May 18, 1940 was between 8.5 °C and 19.2 °C and averaged 13.4 °C. There was 9.9 hours of sunshine (63%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
July 19 » World War II: Battle of Cape Spada: The Royal Navy and the Regia Marina clash; the Italian light cruiser Bartolomeo Colleoni sinks, with 121 casualties.
July 20 » California opens its first freeway, the Arroyo Seco Parkway.
October 25 » Benjamin O. Davis Sr. is named the first African American general in the United States Army.
November 2 » World War II: First day of Battle of Elaia–Kalamas between the Greeks and the Italians.
November 16 » The Holocaust: In occupied Poland, the Nazis close off the Warsaw Ghetto from the outside world.
November 23 » World War II: Romania becomes a signatory of the Tripartite Pact, officially joining the Axis powers.
Day of death December 23, 1966
The temperature on December 23, 1966 was between 3.8 °C and 8.8 °C and averaged 6.9 °C. There was 1.3 mm of rain during 1.9 hours. The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 12 » Lyndon B. Johnson states that the United States should stay in South Vietnam until Communist aggression there is ended.
February 23 » In Syria, Ba'ath Party member Salah Jadid leads an intra-party military coup that replaces the previous government of General Amin al-Hafiz, also a Baathist.
May 30 » Former Congolese Prime Minister, Évariste Kimba, and several other politicians are publicly executed in Kinshasa on the orders of President Joseph Mobutu.
July 6 » Malawi becomes a republic, with Hastings Banda as its first President.
September 12 » Gemini 11, the penultimate mission of NASA's Gemini program, and the current human altitude record holder (except for the Apollo lunar missions).
October 5 » A reactor at the Enrico Fermi Nuclear Generating Station near Detroit suffers a partial meltdown.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I18408.php : accessed January 26, 2026), "Schalk Willem Theron (1890-1966)".
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