The temperature on February 18, 1916 was between 3.0 °C and 8.4 °C and averaged 4.5 °C. There was 8.2 mm of rain. There was 0.9 hours of sunshine (9%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the 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.
February 27 » Ocean liner SS Maloja strikes a mine near Dover and sinks with the loss of 155 lives.
April 29 » World War I: The UK's 6th Indian Division surrenders to Ottoman Forces at the Siege of Kut in one of the largest surrenders of British forces up to that point.
June 4 » World War I: Russia opens the Brusilov Offensive with an artillery barrage of Austro-Hungarian lines in Galicia.
July 22 » Preparedness Day Bombing: In San Francisco, a bomb explodes on Market Street during a parade, killing ten and injuring 40.
August 16 » The Migratory Bird Treaty between Canada and the United States is signed.
November 1 » In Russia, Pavel Milyukov delivers in the State Duma the famous "stupidity or treason" speech, precipitating the downfall of the government of Boris Stürmer.
Day of marriage February 25, 1943
The temperature on February 25, 1943 was between -0.4 °C and 3.8 °C and averaged 2.2 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 31 » World War II: German Field Marshal Friedrich Paulus surrenders to the Soviets at Stalingrad, followed 2 days later by the remainder of his Sixth Army, ending one of the war's fiercest battles.
February 14 » World War II: Rostov-on-Don, Russia is liberated.
April 8 » U.S. President Franklin D. Roosevelt, in an attempt to check inflation, freezes wages and prices, prohibits workers from changing jobs unless the war effort would be aided thereby, and bars rate increases by common carriers and public utilities.
July 4 » World War II: In Gibraltar, a Royal Air Force B-24 Liberator bomber crashes into the sea in an apparent accident moments after takeoff, killing sixteen passengers on board, including general Władysław Sikorski, the commander-in-chief of the Polish Army and the Prime Minister of the Polish government-in-exile; only the pilot survives.
August 1 » World War II: Operation Tidal Wave also known as "Black Sunday", was a failed American attempt to destroy Romanian oil fields.
November 25 » World War II: Statehood of Bosnia and Herzegovina is re-established at the State Anti-fascist Council for the National Liberation of Bosnia and Herzegovina.
Day of death June 23, 1968
The temperature on June 23, 1968 was between 12.9 °C and 18.2 °C and averaged 15.2 °C. There was 1.4 mm of rain during 2.8 hours. There was 1.5 hours of sunshine (9%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
February 16 » In Haleyville, Alabama, the first 9-1-1 emergency telephone system goes into service.
April 29 » The controversial musical Hair, a product of the hippie counter-culture and sexual revolution of the 1960s, opens at the Biltmore Theatre on Broadway, with some of its songs becoming anthems of the anti-Vietnam War movement.
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.
September 11 » Air France Flight 1611 crashes off Nice, France, killing 89 passengers and six crew.
September 30 » The Boeing 747 is rolled out and shown to the public for the first time.
October 2 » Mexican President Gustavo Díaz Ordaz orders soldiers to suppress a demonstration of unarmed students, ten days before the start of the 1968 Summer Olympics.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I487525.php : accessed January 20, 2026), "Willem Slagter (1916-1968)".
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