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
January 5 » The 6th All-Russian Conference of the Russian Social Democratic Labour Party (Prague Party Conference) opens. In the course of the conference, Vladimir Lenin and his supporters break from the rest of the party to form the Bolshevik movement.
March 30 » Sultan Abd al-Hafid signs the Treaty of Fez, making Morocco a French protectorate.
April 10 » RMS Titanic sets sail from Southampton, England on her maiden and only voyage.
April 15 » The British passenger liner RMSTitanic sinks in the North Atlantic at 2:20a.m., two hours and forty minutes after hitting an iceberg. Only 710 of 2,227 passengers and crew on board survive.
September 28 » Corporal Frank S. Scott of the United States Army becomes the first enlisted man to die in an airplane crash.
October 7 » The Helsinki Stock Exchange sees its first transaction.
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 29 » 12th Academy Awards: For her performance as "Mammy" in Gone with the Wind, Hattie McDaniel becomes the first African American to win an Academy Award.
May 15 » World War II: After fierce fighting, the poorly trained and equipped Dutch troops surrender to Germany, marking the beginning of five years of occupation.
June 10 » World War II: U.S. President Franklin D. Roosevelt denounces Italy's actions in his "Stab in the Back" speech at the graduation ceremonies of the University of Virginia.
June 18 » The "Finest Hour" speech is delivered by Winston Churchill.
October 31 » World War II: The Battle of Britain ends: The United Kingdom prevents a possible German invasion.
November 16 » World War II: In response to the leveling of Coventry by the German Luftwaffe two days before, the Royal Air Force bombs Hamburg.
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.
January 1 » The North American Free Trade Agreement (NAFTA) comes into effect.
May 21 » The Democratic Republic of Yemen unsuccessfully attempts to secede from the Republic of Yemen; a war breaks out.
August 24 » Initial accord between Israel and the PLO about partial self-rule of the Palestinians on the West Bank.
August 31 » Russia completes removing its troops from Estonia.
December 24 » Air France Flight 8969 is hijacked on the ground at Houari Boumediene Airport, Algiers, Algeria. Over the course of three days three passengers are killed, as are all four terrorists.
December 26 » Four Armed Islamic Group hijackers seize control of Air France Flight 8969. When the plane lands at Marseille, a French Gendarmerie assault team boards the aircraft and kills the hijackers.
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 February 12, 2026), "Klaas Zijlstra (1912-1994)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.