The temperature on April 9, 1914 was between 5.7 °C and 12.1 °C and averaged 9.3 °C. There was 0.1 mm of rain. There was 4.8 hours of sunshine (36%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
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.
January 1 » The SPT Airboat Line becomes the world's first scheduled airline to use a winged aircraft.
May 25 » The House of Commons of the United Kingdom passes the Home Rule Bill for devolution in Ireland.
May 29 » The Ocean liner RMSEmpress of Ireland sinks in the Gulf of Saint Lawrence with the loss of 1,012 lives.
August 2 » The German occupation of Luxembourg during World War I begins.
September 14 » HMASAE1, the Royal Australian Navy's first submarine, was lost at sea with all hands near East New Britain, Papua New Guinea.
October 27 » First World War: The new British battleship HMS Audacious is sunk by a minefield laid by the armed German merchant-cruiser Berlin.
Day of marriage July 8, 1938
The temperature on July 8, 1938 was between 10.9 °C and 20.4 °C and averaged 16.4 °C. There was 0.7 mm of rain during 0.4 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
April 10 » The 1938 German parliamentary election and referendum seeks approval for a single list of Nazi candidates and the recent annexation of Austria.
June 7 » The Douglas DC-4E makes its first test flight.
June 25 » Dr. Douglas Hyde is inaugurated as the first President of Ireland.
July 31 » Bulgaria signs a non-aggression pact with Greece and other states of Balkan Antanti (Turkey, Romania, Yugoslavia).
October 5 » In Nazi Germany, Jews' passports are invalidated.
Day of death June 20, 1982
The temperature on June 20, 1982 was between 10.1 °C and 19.5 °C and averaged 14.8 °C. There was 6.6 hours of sunshine (39%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from Friday, September 11, 1981 to Saturday, May 29, 1982 the cabinet Van Agt II, with Mr. A.A.M. van Agt (CDA) as prime minister.
In The Netherlands , there was from Saturday, May 29, 1982 to Thursday, November 4, 1982 the cabinet Van Agt III, with Mr. A.A.M. van Agt (CDA) as prime minister.
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
When copying data from this family tree, please include a reference to the origin: Peeters Mathieu, "FutureHistory", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-riske/I12422.php : accessed February 8, 2026), "Omer Polydoor de Groep (1914-1982)".
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