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
April 14 » The Pan-American Union is founded by the First International Conference of American States in Washington, D.C.
July 2 » The U.S. Congress passes the Sherman Antitrust Act.
July 3 » Idaho is admitted as the 43rd U.S. state.
August 6 » At Auburn Prison in New York, murderer William Kemmler becomes the first person to be executed by electric chair.
September 25 » The United States Congress establishes Sequoia National Park.
November 29 » The Meiji Constitution goes into effect in Japan, and the first Diet convenes.
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.
February 16 » World War II: Altmark incident: The German tanker Altmark is boarded by sailors from the British destroyer HMSCossack. 299 British prisoners are freed.
May 9 » World War II: The German submarine U-9 sinks the French coastal submarine Doris near Den Helder.
June 12 » World War II: Thirteen thousand British and French troops surrender to Major General Erwin Rommel at Saint-Valery-en-Caux.
June 17 » World War II: RMSLancastria is attacked and sunk by the Luftwaffe near Saint-Nazaire, France. At least 3,000 are killed in Britain's worst maritime disaster.
August 19 » First flight of the B-25 Mitchell medium bomber.
September 19 » World War II: Witold Pilecki is voluntarily captured and sent to Auschwitz to smuggle out information and start a resistance movement.
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
March 4 » A Canadian Pacific Air Lines DC-8-43 explodes on landing at Tokyo International Airport, killing 64 people.
April 26 » A new government is formed in the Republic of the Congo, led by Ambroise Noumazalaye.
July 8 » King Mwambutsa IV Bangiriceng of Burundi is deposed by his son Prince Charles Ndizi.
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).
September 30 » Bechuanaland declares its independence, and becomes the Republic of Botswana.
November 30 » Barbados becomes independent from the United Kingdom.
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 27, 2026), "Schalk Willem Theron (1890-1966)".
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