The temperature on October 11, 1911 was between 2.2 °C and 14.4 °C and averaged 7.9 °C. There was 3.2 hours of sunshine (29%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
January 12 » The University of the Philippines College of Law is formally established; three future Philippine presidents are among the first enrollees.
February 18 » The first official flight with airmail takes place from Allahabad, United Provinces, British India (now India), when Henri Pequet, a 23-year-old pilot, delivers 6,500 letters to Naini, about 10 kilometres (6.2mi) away.
March 25 » In New York City, the Triangle Shirtwaist Factory fire kills 146 garment workers.
May 31 » The President of Mexico Porfirio Díaz flees the country during the Mexican Revolution.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
September 29 » Italy declares war on the Ottoman Empire.
Day of marriage June 23, 1943
The temperature on June 23, 1943 was between 10.7 °C and 19.3 °C and averaged 15.3 °C. There was 6.7 hours of sunshine (40%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. 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.
January 18 » Warsaw Ghetto Uprising: The first uprising of Jews in the Warsaw Ghetto.
February 18 » World War II: Joseph Goebbels delivers his Sportpalast speech.
April 26 » The Easter Riots break out in Uppsala, Sweden.
June 12 » The Holocaust: Germany liquidates the Jewish Ghetto in Brzeżany, Poland (now Berezhany, Ukraine). Around 1,180 Jews are led to the city's old Jewish graveyard and shot.
September 16 » World War II: The German Tenth Army reports that it can no longer contain the Allied bridgehead around Salerno.
October 14 » World War II: Prisoners at the Sobibór extermination camp in Poland revolt against the Germans.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I536615.php : accessed January 19, 2026), "Aaltje ter Loo (1911-)".
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