January 31 » Czechoslav Trade Union Association is founded in Prague.
April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
August 21 » Oldsmobile, an American automobile manufacturer and marque, is founded.
December 30 » The British Colony of Natal annexes Zululand.
Day of marriage September 1, 1926
The temperature on September 1, 1926 was between 15.1 °C and 28.4 °C and averaged 21.1 °C. There was 9.7 hours of sunshine (71%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
April 21 » Al-Baqi cemetery, former site of the mausoleum of four Shi'a Imams, is leveled to the ground by Wahhabis.
May 9 » Admiral Richard E. Byrd and Floyd Bennett claim to have flown over the North Pole (later discovery of Byrd's diary appears to cast some doubt on the claim.)
August 5 » Harry Houdini performs his greatest feat, spending 91 minutes underwater in a sealed tank before escaping.
September 8 » Germany is admitted to the League of Nations.
October 14 » The children's book Winnie-the-Pooh, by A. A. Milne, is first published.
December 17 » Antanas Smetona assumes power in Lithuania as the 1926 coup d'état is successful.
When copying data from this family tree, please include a reference to the origin: Rob Heesters, "Family tree Rob Heesters", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-rob-heesters/I2864.php : accessed March 16, 2026), "Gijsbert Treur (1897-± 1939)".
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