The temperature on January 15, 1910 was between 1.9 °C and 8.2 °C and averaged 6.3 °C. There was 5.5 hours of sunshine (67%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 13 » The first public radio broadcast takes place; a live performance of the operas Cavalleria rusticana and Pagliacci are sent out over the airwaves from the Metropolitan Opera House in New York.
May 31 » The South Africa Act comes into force, establishing the Union of South Africa.
June 25 » The United States Congress passes the Mann Act, which prohibits interstate transport of women or girls for “immoral purposes”; the ambiguous language would be used to selectively prosecute people for years to come.
August 22 » Korea is annexed by Japan with the signing of the Japan–Korea Treaty of 1910, beginning a period of Japanese rule of Korea that lasted until the end of World War II.
October 5 » In a revolution in Portugal the monarchy is overthrown and a republic is declared.
October 15 » Airship America is launched from New Jersey in the first attempt to cross the Atlantic by a powered aircraft.
Day of marriage August 11, 1933
The temperature on August 11, 1933 was between 11.8 °C and 21.5 °C and averaged 16.5 °C. There was 0.7 mm of rain during 0.5 hours. There was 3.9 hours of sunshine (26%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from May 26, 1933 to July 31, 1935 the cabinet Colijn II, with Dr. H. Colijn (ARP) as prime minister.
January 24 » The 20th Amendment to the United States Constitution is ratified, changing the beginning and end of terms for all elected federal offices.
February 10 » In round 13 of a boxing match at New York City's Madison Square Garden, Primo Carnera knocks out Ernie Schaaf. Schaaf dies four days later.
March 6 » Great Depression: President Franklin D. Roosevelt declares a "bank holiday", closing all U.S. banks and freezing all financial transactions.
April 26 » The Gestapo, the official secret police force of Nazi Germany, is established.
May 6 » The Deutsche Studentenschaft attacked Magnus Hirschfeld's Institut für Sexualwissenschaft, later burning many of its books.
May 27 » New Deal: The U.S. Federal Securities Act is signed into law requiring the registration of securities with the Federal Trade Commission.
Day of death April 12, 1996
The temperature on April 12, 1996 was between -0.6 °C and 7.2 °C and averaged 3.1 °C. There was 11.1 hours of sunshine (81%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
January 9 » First Chechen War: Chechen separatists launch a raid against the helicopter airfield and later a civilian hospital in the city of Kizlyar in the neighboring Dagestan, which turns into a massive hostage crisis involving thousands of civilians.
March 13 » The Dunblane massacre leads to the death of sixteen primary school children and one teacher in Dunblane, Scotland.
June 4 » The first flight of Ariane 5 explodes after roughly 37 seconds. It was a Cluster mission.
July 18 » Battle of Mullaitivu: The Liberation Tigers of Tamil Eelam capture the Sri Lanka Army's base, killing over 1200 soldiers.
August 6 » NASA announces that the ALH 84001 meteorite, thought to originate from Mars, contains evidence of primitive life-forms.
December 27 » Taliban forces retake the strategic Bagram Airfield which solidifies their buffer zone around Kabul, Afghanistan.
When copying data from this family tree, please include a reference to the origin: Rob van Koert, "Family tree Van Koert", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-koert/I72047.php : accessed February 25, 2026), "Wilhelmina van Koert (1910-1996)".
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