The temperature on September 12, 1909 was between 11.2 °C and 16.0 °C and averaged 14.1 °C. There was 0.2 mm of rain. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
January 25 » Richard Strauss's opera Elektra receives its debut performance at the Dresden State Opera.
March 10 » By signing the Anglo-Siamese Treaty of 1909, Thailand relinquishes its sovereignty over the Malay states of Kedah, Kelantan, Perlis and Terengganu, which become British protectorates.
April 14 » A massacre is organized by the Ottoman Empire against the Armenian population of Cilicia.
September 20 » The South Africa Act 1909 creates the Union of South Africa from the British Colonies from four smaller colonies.
October 16 » William Howard Taft and Porfirio Díaz hold the first summit between a U.S. and a Mexican president. They narrowly escape assassination.
December 4 » The Montreal Canadiens ice hockey club, the oldest surviving professional hockey franchise in the world, is founded as a charter member of the National Hockey Association.
Day of death June 26, 1997
The temperature on June 26, 1997 was between 12.0 °C and 17.2 °C and averaged 14.0 °C. There was 5.8 mm of rain during 6.4 hours. There was 1.3 hours of sunshine (8%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
February 28 » GRB 970228, a highly luminous flash of gamma rays, strikes the Earth for 80 seconds, providing early evidence that gamma-ray bursts occur well beyond the Milky Way.
July 10 » Miguel Ángel Blanco, a member of Partido Popular (Spain), is kidnapped (and later murdered) in the Basque city of Ermua by ETA members, sparking widespread protests.
July 23 » Digital Equipment Corporation files antitrust charges against chipmaker Intel.
August 20 » Souhane massacre in Algeria; over 60 people are killed and 15 kidnapped.
August 29 » At least 98 villagers are killed by the Armed Islamic Group of Algeria GIA in the Rais massacre, Algeria.
December 22 » Acteal massacre: Attendees at a prayer meeting of Roman Catholic activists for indigenous causes in the small village of Acteal in the Mexican state of Chiapas are massacred by paramilitary forces.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I208655.php : accessed December 29, 2025), "Jelmer Wagenaar (1909-1997)".
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