The temperature on October 31, 1912 was between 5.3 °C and 10.8 °C and averaged 8.7 °C. There was 1.8 mm of rain. There was 0.2 hours of sunshine (2%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the west-southwest. Source: KNMI
February 25 » Marie-Adélaïde, the eldest of six daughters of Guillaume IV, becomes the first reigning Grand Duchess of Luxembourg.
April 16 » Harriet Quimby becomes the first woman to fly an airplane across the English Channel.
October 7 » The Helsinki Stock Exchange sees its first transaction.
October 14 » Former president Theodore Roosevelt is shot and mildly wounded by John Flammang Schrank. With the fresh wound in his chest, and the bullet still within it, Roosevelt delivers his scheduled speech.
December 8 » Leaders of the German Empire hold an Imperial War Council to discuss the possibility that war might break out.
December 16 » First Balkan War: The Royal Hellenic Navy defeats the Ottoman Navy at the Battle of Elli.
Day of marriage May 17, 1940
The temperature on May 17, 1940 was between 2.7 °C and 17.2 °C and averaged 11.1 °C. There was 11.5 hours of sunshine (73%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 27 » Martin Kamen and Sam Ruben discover carbon-14.
May 5 » World War II: Norwegian Campaign: Norwegian squads in Hegra Fortress and Vinjesvingen capitulate to German forces after all other Norwegian forces in southern Norway had laid down their arms.
August 5 » World War II: The Soviet Union formally annexes Latvia.
August 8 » The "Aufbau Ost" directive is signed by Wilhelm Keitel.
August 20 » In Mexico City, exiled Russian revolutionary Leon Trotsky is fatally wounded with an ice axe by Ramón Mercader. He dies the next day.
November 16 » New York City's "Mad Bomber" George Metesky places his first bomb at a Manhattan office building used by Consolidated Edison.
Day of death April 11, 1994
The temperature on April 11, 1994 was between 5.8 °C and 13.3 °C and averaged 9.1 °C. There was 10.2 hours of sunshine (75%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
In The Netherlands , there was from Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
April 27 » South African general election: The first democratic general election in South Africa, in which black citizens could vote. The Interim Constitution comes into force.
June 23 » NASA's Space Station Processing Facility, a new state-of-the-art manufacturing building for the International Space Station, officially opens at Kennedy Space Center.
June 27 » Members of the Aum Shinrikyo cult release sarin gas in Matsumoto, Japan. Seven people are killed, 660 injured.
July 25 » Israel and Jordan sign the Washington Declaration, that formally ends the state of war that had existed between the nations since 1948.
November 13 » In a referendum, voters in Sweden decide to join the European Union.
December 10 » Rwandan genocide: Maurice Baril, military advisor to the U.N. Secretary-General and head of the Military Division of the Department of Peacekeeping Operations, recommends that UNAMIR stand down.
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/I166090.php : accessed October 15, 2026), "Klaas Zijlstra (1912-1994)".
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