The temperature on May 28, 1882 was about 25.1 °C. The air pressure was 2 kgf/m2 and came mainly from the south-southeast. The airpressure was 77 cm mercury. The atmospheric humidity was 37%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
March 2 » Queen Victoria narrowly escapes an assassination attempt by Roderick McLean in Windsor.
May 20 » The Triple Alliance between the German Empire, Austria-Hungary and the Kingdom of Italy is formed.
July 26 » Premiere of Richard Wagner's opera Parsifal at Bayreuth.
September 4 » The Pearl Street Station in New York City becomes the first power plant to supply electricity to paying customers.
September 5 » The first United States Labor Day parade is held in New York City.
December 16 » Wales and England contest the first Home Nations (now Six Nations) rugby union match.
Day of marriage April 30, 1914
The temperature on April 30, 1914 was between 6.6 °C and 13.3 °C and averaged 9.3 °C. There was 0.4 mm of rain. There was 1.5 hours of sunshine (10%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. 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.
June 28 » Archduke Franz Ferdinand of Austria and his wife Sophie are assassinated in Sarajevo; this is the casus belli of World War I.
July 11 » USSNevada(BB-36) is launched.
August 12 » World War I: The Battle of Halen a.k.a. Battle of the Silver Helmets a clash between large Belgian and German cavalry formations at Halen, Belgium.
August 17 » World War I: Battle of Stallupönen: The German army of General Hermann von François defeats the Russian force commanded by Paul von Rennenkampf near modern-day Nesterov, Russia.
August 26 » World War I: The German colony of Togoland surrenders to French and British forces after a 20-day campaign.
September 1 » St. Petersburg, Russia, changes its name to Petrograd.
Day of death January 11, 1968
The temperature on January 11, 1968 was between -7.6 °C and 2.0 °C and averaged -0.9 °C. There was 3.0 mm of rain during 1.4 hours. There was 3.0 hours of sunshine (37%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
March 17 » As a result of nerve gas testing by the U.S. Army Chemical Corps in Skull Valley, Utah, over 6,000 sheep are found dead.
March 18 » Gold standard: The U.S. Congress repeals the requirement for a gold reserve to back US currency.
May 30 » Charles de Gaulle reappears publicly after his flight to Baden-Baden, Germany, and dissolves the French National Assembly by a radio appeal. Immediately after, less than one million of his supporters march on the Champs-Élysées in Paris. This is the turning point of May 1968 events in France.
July 23 » The only successful hijacking of an El Al aircraft takes place when a Boeing 707 carrying ten crew and 38 passengers is taken over by three members of the Popular Front for the Liberation of Palestine. The aircraft was en route from Rome, to Lod, Israel.
August 20 » Cold War: Warsaw Pact troops invade Czechoslovakia, crushing the Prague Spring. East German participation is limited to a few specialists due to memories of the recent war. Only Albania and Romania refuse to participate.
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/I212758.php : accessed October 25, 2026), "Klaas Boonstra (1882-1968)".
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