The temperature on April 17, 1911 was between 0.2 °C and 16.3 °C and averaged 9.9 °C. There was 7.9 hours of sunshine (56%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
April 2 » The Australian Bureau of Statistics conducts the country's first national census.
May 31 » The President of Mexico Porfirio Díaz flees the country during the Mexican Revolution.
August 14 » United States Senate leaders agree to rotate the office of President pro tempore of the Senate among leading candidates to fill the vacancy left by William P. Frye's death.
August 21 » The Mona Lisa is stolen by Vincenzo Peruggia, a Louvre employee.
September 18 » Russian Premier Pyotr Stolypin is shot at the Kiev Opera House.
December 29 » Sun Yat-sen becomes the provisional President of the Republic of China; he formally takes office on January 1, 1912.
Day of marriage May 23, 1940
The temperature on May 23, 1940 was between 9.6 °C and 20.5 °C and averaged 14.8 °C. There was 0.1 mm of rain. There was 10.1 hours of sunshine (63%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. 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 28 » Basketball is televised for the first time (Fordham University vs. the University of Pittsburgh in Madison Square Garden).
May 9 » World War II: The German submarine U-9 sinks the French coastal submarine Doris near Den Helder.
May 15 » World War II: After fierce fighting, the poorly trained and equipped Dutch troops surrender to Germany, marking the beginning of five years of occupation.
June 8 » World War II: The completion of Operation Alphabet, the evacuation of Allied forces from Narvik at the end of the Norwegian Campaign.
September 17 » World War II: Due to setbacks in the Battle of Britain and approaching autumn weather, Hitler postpones Operation Sea Lion.
December 14 » Plutonium (specifically Pu-238) is first isolated at Berkeley, California.
Day of death November 21, 1995
The temperature on November 21, 1995 was between -0.2 °C and 4.9 °C and averaged 2.1 °C. There was 7.2 hours of sunshine (84%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. 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.
March 2 » Researchers at Fermilab announce the discovery of the top quark.
July 21 » Third Taiwan Strait Crisis: The People's Liberation Army begins firing missiles into the waters north of Taiwan.
October 15 » Saddam Hussein is reelected president of Iraq through a referendum.
October 25 » A commuter train slams into a school bus in Fox River Grove, Illinois, killing seven students.
November 10 » In Nigeria, playwright and environmental activist Ken Saro-Wiwa, along with eight others from the Movement for the Survival of the Ogoni People (Mosop), are hanged by government forces.
November 30 » U.S. President Bill Clinton visits Northern Ireland and speaks in favour of the "Northern Ireland peace process" to a huge rally at Belfast City Hall; he calls terrorists "yesterday's men".
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/I167718.php : accessed October 17, 2026), "Ype Douma (1911-1995)".
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