The temperature on July 15, 1931 was between 13.3 °C and 18.4 °C and averaged 15.1 °C. There was 14.8 mm of rain during 6.8 hours. There was 2.1 hours of sunshine (13%). The average windspeed was 4 Bft (moderate breeze) 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.
January 21 » Sir Isaac Isaacs is sworn in as the first Australian-born Governor-General of Australia.
March 3 » The United States adopts The Star-Spangled Banner as its national anthem.
March 5 » The British Raj: Gandhi–Irwin Pact is signed.
March 15 » SSViking explodes off Newfoundland, killing 27 of the 147 on board.
March 23 » Bhagat Singh, Shivaram Rajguru and Sukhdev Thapar are hanged for the killing of a deputy superintendent of police during the Indian independence movement.
October 21 » A secret society in the Imperial Japanese Army launches an abortive coup d'état attempt.
Day of marriage March 23, 1956
The temperature on March 23, 1956 was between 4.2 °C and 15.9 °C and averaged 9.1 °C. There was 6.3 hours of sunshine (51%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
March 20 » Tunisia gains independence from France.
June 20 » A Venezuelan Super-Constellation crashes in the Atlantic Ocean off Asbury Park, New Jersey, killing 74 people.
July 13 » The Dartmouth workshop is the first conference on artificial intelligence.
September 9 » Elvis Presley appears on The Ed Sullivan Show for the first time.
October 19 » The Soviet Union and Japan sign a Joint Declaration, officially ending the state of war between the two countries that had existed since August 1945.
December 19 » Irish-born physician John Bodkin Adams is arrested in connection with the suspicious deaths of more than 160 patients. Eventually he is convicted only of minor charges.
When copying data from this family tree, please include a reference to the origin: Hans Groothelm, "Family tree Groothelm", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-groothelm/I257.php : accessed February 15, 2026), "Hendrikus Hubertus Jozef "Har" Alers (1931-2022)".
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