January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
January 23 » Second Boer War: The Battle of Spion Kop between the forces of the South African Republic and the Orange Free State and British forces ends in a British defeat.
August 3 » The Firestone Tire and Rubber Company is founded.
November 7 » Second Boer War: Battle of Leliefontein, a battle during which the Royal Canadian Dragoons win three Victoria Crosses.
December 18 » The Upper Ferntree Gully to Gembrook, Victoria Narrow-gauge (2ft 6 in or 762mm) Railway (now the Puffing Billy Railway) in Victoria, Australia is opened for traffic.
December 19 » Hopetoun Blunder: The first Governor-General of Australia John Hope, 7th Earl of Hopetoun, appoints Sir William Lyne premier of the new state of New South Wales, but he is unable to persuade other colonial politicians to join his government and is forced to resign.
Day of marriage May 6, 1926
The temperature on May 6, 1926 was between 2.5 °C and 12.1 °C and averaged 7.0 °C. There was 5.6 mm of rain. There was 7.5 hours of sunshine (49%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
March 16 » History of Rocketry: Robert Goddard launches the first liquid-fueled rocket, at Auburn, Massachusetts.
April 24 » The Treaty of Berlin is signed. Germany and the Soviet Union each pledge neutrality in the event of an attack on the other by a third party for the next five years.
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.)
June 28 » Mercedes-Benz is formed by Gottlieb Daimler and Karl Benz merging their two companies.
July 23 » Fox Film buys the patents of the Movietone sound system for recording sound onto film.
September 8 » Germany is admitted to the League of Nations.
Day of death December 4, 1935
The temperature on December 4, 1935 was between 0.7 °C and 5.8 °C and averaged 3.4 °C. There was 15.2 mm of rain during 7.9 hours. There was 0.4 hours of sunshine (5%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
February 12 » USSMacon, one of the two largest helium-filled airships ever created, crashes into the Pacific Ocean off the coast of California and sinks.
June 18 » Police in Vancouver, British Columbia, Canada, clash with striking longshoremen, resulting in a total of 60 injuries and 24 arrests.
September 3 » Sir Malcolm Campbell reaches a speed of 304.331 miles per hour on the Bonneville Salt Flats in Utah, becoming the first person to drive an automobile over 300mph.
September 15 » The Nuremberg Laws deprive German Jews of citizenship.
December 18 » The Lanka Sama Samaja Party is founded in Ceylon.
December 27 » Regina Jonas is ordained as the first female rabbi in the history of Judaism.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I200047.php : accessed March 7, 2026), "Roelof Bus (1900-1935)".
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