The temperature on April 20, 1917 was between 4.1 °C and 10.4 °C and averaged 6.4 °C. There was 1.7 hours of sunshine (12%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. 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.
January 17 » The United States pays Denmark $25 million for the Virgin Islands.
March 15 » Tsar Nicholas II of Russia abdicates the Russian throne ending the 304-year Romanov dynasty.
May 13 » Three children report the first apparition of Our Lady of Fátima in Fátima, Portugal.
August 18 » A Great Fire in Thessaloniki, Greece destroys 32% of the city leaving 70,000 individuals homeless.
November 5 » October Revolution: Lenin calls for the October Revolution.
December 18 » The resolution containing the language of the Eighteenth Amendment to enact Prohibition is passed by the United States Congress.
Day of marriage May 11, 1944
The temperature on May 11, 1944 was between 1.1 °C and 19.2 °C and averaged 11.6 °C. There was 9.8 hours of sunshine (63%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. 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.
August 5 » World War II: At least 1,104 Japanese POWs in Australia attempt to escape from a camp at Cowra, New South Wales; 545 temporarily succeed but are later either killed, commit suicide, or are recaptured.
August 29 » World War II: Slovak National Uprising takes place as 60,000 Slovak troops turn against the Nazis.
October 21 » World War II: The city of Aachen falls to American forces after three weeks of fighting, making it the first German city to fall to the Allies.
October 29 » The Dutch city of Breda is liberated by 1st Polish Armoured Division.
November 27 » World War II: RAF Fauld explosion: An explosion at a Royal Air Force ammunition dump in Staffordshire kills seventy people.
December 3 » Greek Civil War: Fighting breaks out in Athens between the ELAS and government forces supported by the British Army.
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/I548016.php : accessed February 13, 2026), "Aaltje Trip (1917-< 2016)".
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