January 6 » Second Boer War: Having already besieged the fortress at Ladysmith, Boer forces attack it, but are driven back by British defenders.
February 9 » The Davis Cup competition is established.
April 30 » Hawaii becomes a territory of the United States, with Sanford B. Dole as governor.
June 5 » Second Boer War: British soldiers take Pretoria.
July 2 » The first Zeppelin flight takes place on Lake Constance near Friedrichshafen, Germany.
August 16 » The Battle of Elands River during the Second Boer War ends after a 13-day siege is lifted by the British. The battle had begun when a force of between 2,000 and 3,000 Boers had surrounded a force of 500 Australians, Rhodesians, Canadians and British soldiers at a supply dump at Brakfontein Drift.
Day of marriage March 15, 1935
The temperature on March 15, 1935 was between -1.8 °C and 13.3 °C and averaged 4.9 °C. There was 8.6 hours of sunshine (73%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
February 28 » DuPont scientist Wallace Carothers invents nylon.
May 24 » The first night game in Major League Baseball history is played in Cincinnati, Ohio, with the Cincinnati Reds beating the Philadelphia Phillies 2–1 at Crosley Field.
June 10 » Chaco War ends: A truce is called between Bolivia and Paraguay who had been fighting since 1932.
June 25 » Colombia–Soviet Union relations are established.
July 28 » First flight of the Boeing B-17 Flying Fortress.
October 10 » In Greece, a coup d'état ends the Second Hellenic Republic.
Day of death July 23, 1980
The temperature on July 23, 1980 was between 9.9 °C and 23.5 °C and averaged 17.4 °C. There was 13.0 hours of sunshine (81%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
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/I81517.php : accessed October 11, 2026), "Durk Oostra (1900-1980)".
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