The temperature on August 15, 1914 was between 11.2 °C and 20.1 °C and averaged 15.2 °C. There was 1.7 mm of rain. There was 2.1 hours of sunshine (14%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-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.
April 20 » Nineteen men, women, and children die in the Ludlow Massacre during a Colorado coal-miners' strike.
April 24 » The Franck–Hertz experiment, a pillar of quantum mechanics, is presented to the German Physical Society.
May 17 » The Protocol of Corfu is signed, recognising full autonomy to Northern Epirus under nominal Albanian sovereignty.
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.
September 9 » World War I: The creation of the Canadian Automobile Machine Gun Brigade, the first fully mechanized unit in the British Army.
September 26 » The United States Federal Trade Commission is established by the Federal Trade Commission Act.
Day of marriage May 18, 1934
The temperature on May 18, 1934 was between 0.4 °C and 16.6 °C and averaged 9.6 °C. There was 13.1 hours of sunshine (83%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
January 1 » Alcatraz Island in San Francisco Bay becomes a United States federal prison.
April 12 » The U.S. Auto-Lite strike begins, culminating in a five-day melee between Ohio National Guard troops and 6,000 strikers and picketers.
June 30 » The Night of the Long Knives, Adolf Hitler's violent purge of his political rivals in Germany, takes place.
July 11 » Engelbert Zaschka of Germany flies his large human-powered aircraft, the Zaschka Human-Power Aircraft, about 20 meters at Berlin Tempelhof Airport without assisted take-off.
September 18 » The Soviet Union is admitted to the League of Nations.
September 22 » The Gresford disaster in Wales kills 266 miners and rescuers.
Day of death May 20, 2000
The temperature on May 20, 2000 was between 5.4 °C and 16.1 °C and averaged 10.8 °C. There was 0.4 mm of rain during 0.2 hours. There was 8.9 hours of sunshine (56%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
February 4 » The World Summit Against Cancer for the New Millennium, Charter of Paris is signed by the President of France, Jacques Chirac and the Director General of UNESCO, Koichiro Matsuura, initiating World Cancer Day which is held on February 4 every year.
March 20 » Jamil Abdullah Al-Amin, a former Black Panther once known as H. Rap Brown, is captured after murdering Georgia sheriff's deputy Ricky Kinchen and critically wounding Deputy Aldranon English.
April 22 » In a pre-dawn raid, federal agents seize six-year-old Elián González from his relatives' home in Miami.
May 3 » The sport of geocaching begins, with the first cache placed and the coordinates from a GPS posted on Usenet.
July 25 » Concorde Air France Flight 4590 crashes at Paris Charles de Gaulle airport, killing 113 people.
November 25 » The 2000 Baku earthquake, with a Richter magnitude of 7.0, leaves 26 people dead in Baku, Azerbaijan, and becomes the strongest earthquake in the region in 158 years.
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/I140203.php : accessed October 23, 2026), "Louwerdina Wielsma (1914-2000)".
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