The temperature on February 24, 1931 was between -2.7 °C and 2.7 °C and averaged 0.1 °C. There was 0.1 mm of rain during 0.1 hours. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. 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.
March 5 » The British Raj: Gandhi–Irwin Pact is signed.
March 26 » Swissair is founded as the national airline of Switzerland.
July 1 » Wiley Post and Harold Gatty become the first people to circumnavigate the globe in a single-engined monoplane aircraft.
August 24 » France and the Soviet Union sign a neutrality pact.
September 18 » The Mukden Incident gives Japan a pretext to invade and occupy Manchuria.
December 5 » Cathedral of Christ the Saviour in Moscow was destroyed on orders from Joseph Stalin.
Day of death July 13, 2001
The temperature on July 13, 2001 was between 11.5 °C and 20.4 °C and averaged 15.2 °C. There was 10.4 mm of rain during 2.5 hours. There was 4.4 hours of sunshine (27%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 18 » Sampit conflict: Inter-ethnic violence between Dayaks and Madurese breaks out in Sampit, Central Kalimantan, Indonesia, ultimately resulting in more than 500 deaths and 100,000 Madurese displaced from their homes.
July 21 » At the conclusion of a fireworks display on Okura Beach in Akashi, Hyōgo, Japan, 11 people are killed and more than 120 are injured when a pedestrian footbridge connecting the beach to JR Asagiri Station becomes overcrowded and people leaving the event fall down in a domino effect.
August 10 » The 2001 Angola train attack occurred, causing 252 deaths.
October 22 » Grand Theft Auto III is released, popularizing a genre of open-world, action-adventure video games, as well as spurring controversy around violence in video games.
November 12 » In New York City, American Airlines Flight 587, an Airbus A300 en route to the Dominican Republic, crashes minutes after takeoff from John F. Kennedy International Airport, killing all 260 on board and five on the ground.
November 30 » Gary Ridgway is apprehended and charged with four murders as the Green River Killer.
When copying data from this family tree, please include a reference to the origin: G. Polman, "Family tree Polman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-polman/I2891.php : accessed February 9, 2026), "Hedwig-Charlotte Koch (1931-2001)".
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