The temperature on May 15, 1921 was between 10.9 °C and 20.7 °C and averaged 14.9 °C. There was 5.3 hours of sunshine (34%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 15 » Kingdom of Romania establishes its legation in Helsinki.
March 1 » The Australian cricket team captained by Warwick Armstrong becomes the first team to complete a whitewash of The Ashes, something that would not be repeated for 86 years.
March 31 » The Royal Australian Air Force is formed.
June 12 » Mikhail Tukhachevsky orders the use of chemical weapons against the Tambov Rebellion, bringing an end to the peasant uprising.
July 27 » Researchers at the University of Toronto, led by biochemist Frederick Banting, prove that the hormone insulin regulates blood sugar.
November 4 » Japanese Prime Minister Hara Takashi is assassinated in Tokyo.
Day of death July 18, 1999
The temperature on July 18, 1999 was between 12.1 °C and 29.2 °C and averaged 21.8 °C. There was 10.9 hours of sunshine (67%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
When copying data from this family tree, please include a reference to the origin: Eva Drenth, "Family tree Diverse", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-drenth/I5757.php : accessed January 30, 2026), "Gregorius Michaël van den Broek (1921-1999)".
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