The temperature on March 23, 1913 was between 5.8 °C and 12.2 °C and averaged 8.5 °C. There was 7.3 hours of sunshine (59%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
March 20 » Sung Chiao-jen, a founder of the Chinese Nationalist Party, is wounded in an assassination attempt and dies 2 days later.
June 24 » Greece and Serbia annul their alliance with Bulgaria.
June 25 » American Civil War veterans begin arriving at the Great Reunion of 1913.
July 31 » The Balkan States sign an armistice in Bucharest.
October 14 » Senghenydd colliery disaster, the United Kingdom's worst coal mining accident, claims the lives of 439 miners.
December 24 » The Italian Hall disaster in Calumet, Michigan results in the deaths of 73 Christmas party participants (including 59 children) when someone falsely yells "fire".
Day of marriage April 28, 1938
The temperature on April 28, 1938 was between 3.8 °C and 16.0 °C and averaged 9.9 °C. There was 11.9 hours of sunshine (81%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
June 7 » Second Sino-Japanese War: The Chinese Nationalist government creates the 1938 Yellow River flood to halt Japanese forces. Five hundred to nine hundred thousand civilians are killed.
June 23 » The Civil Aeronautics Act is signed into law, forming the Civil Aeronautics Authority in the United States.
September 23 » The Czechoslovak army is mobilized in response to the Munich Agreement.
October 1 » Germany annexes the Sudetenland.
October 31 » Great Depression: In an effort to restore investor confidence, the New York Stock Exchange unveils a fifteen-point program aimed to upgrade protection for the investing public.
December 17 » Otto Hahn discovers the nuclear fission of the heavy element uranium, the scientific and technological basis of nuclear energy.
Day of death February 24, 1969
The temperature on February 24, 1969 was between 0.3 °C and 4.4 °C and averaged 2.3 °C. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
May 17 » Venera program: Soviet Venera 6 begins its descent into the atmosphere of Venus, sending back atmospheric data before being crushed by pressure.
June 23 » IBM announces that effective January 1970 it will price its software and services separately from hardware thus creating the modern software industry.
August 21 » Gap Inc. opened their first store in San Francisco, California.
September 9 » In Canada, the Official Languages Act comes into force, making French equal to English throughout the Federal government.
November 15 » Cold War: The Soviet submarine K-19 collides with the American submarine USS Gato in the Barents Sea.
November 19 » Association football player Pelé scores his 1,000th goal.
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/I463543.php : accessed February 28, 2026), "Egge Groenwold (1913-1969)".
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