The temperature on April 8, 1917 was between -2.2 °C and 9.6 °C and averaged 3.3 °C. There was 10.9 hours of sunshine (81%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. 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 12 » World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.
May 13 » Three children report the first apparition of Our Lady of Fátima in Fátima, Portugal.
June 5 » World War I: Conscription begins in the United States as "Army registration day".
December 6 » Halifax Explosion: A munitions explosion near Halifax, Nova Scotia kills more than 1,900 people in the largest artificial explosion up to that time.
Day of marriage June 12, 1937
The temperature on June 12, 1937 was between 14.2 °C and 21.8 °C and averaged 17.0 °C. There was 3.2 hours of sunshine (19%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
January 20 » Franklin D. Roosevelt and John Nance Garner are sworn in for their second terms as U.S. President and U.S. Vice President; it is the first time a Presidential Inauguration takes place on January 20 since the 20th Amendment changed the dates of presidential terms.
January 23 » The trial of the anti-Soviet Trotskyist center sees seventeen mid-level Communists accused of sympathizing with Leon Trotsky and plotting to overthrow Joseph Stalin's regime.
February 21 » The League of Nations bans foreign national "volunteers" in the Spanish Civil War.
March 2 » The Steel Workers Organizing Committee signs a collective bargaining agreement with U.S. Steel, leading to unionization of the United States steel industry.
April 1 » Aden becomes a British crown colony.
September 5 » Spanish Civil War: Llanes falls to the Nationalists following a one-day siege.
Day of death May 9, 1998
The temperature on May 9, 1998 was between 11.6 °C and 26.5 °C and averaged 18.4 °C. There was 11.6 hours of sunshine (76%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
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.
In The Netherlands , there was from Monday, August 3, 1998 to Monday, July 22, 2002 the cabinet Kok II, with W. Kok (PvdA) as prime minister.
January 13 » Alfredo Ormando sets himself on fire in St. Peter's Square, protesting against homophobia.
March 24 » A tornado sweeps through Dantan in India, killing 250 people and injuring 3,000 others.
April 10 » The Good Friday Agreement is signed in Northern Ireland.
July 17 » A diplomatic conference adopts the Rome Statute of the International Criminal Court, establishing a permanent international court to prosecute individuals for genocide, crimes against humanity, war crimes, and the crime of aggression.
September 4 » Google is founded by Larry Page and Sergey Brin, two students at Stanford University.
October 31 » Iraq disarmament crisis begins: Iraq announces it would no longer cooperate with United Nations weapons inspectors.
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/I120122.php : accessed December 28, 2025), "Wytske Kooistra (1917-1998)".
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