The temperature on September 13, 1917 was between 8.9 °C and 16.4 °C and averaged 12.9 °C. There was 4.3 mm of rain. There was 0.1 hours of sunshine (1%). 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 2 » World War I: United States President Woodrow Wilson asks the U.S. Congress for a declaration of war on Germany.
June 28 » World War I: Greece joins the Allied powers.
July 28 » The Silent Parade took place in New York City, in protest to murders, lynchings, and other violence directed towards African Americans.
October 15 » World War I: Dutch dancer Mata Hari is executed by France for espionage.
November 2 » The Balfour Declaration proclaims British support for the "establishment in Palestine of a national home for the Jewish people" with the clear understanding "that nothing shall be done which may prejudice the civil and religious rights of existing non-Jewish communities".
November 5 » October Revolution: Lenin calls for the October Revolution.
Day of marriage May 30, 1944
The temperature on May 30, 1944 was between 13.2 °C and 31.5 °C and averaged 22.4 °C. There was 14.6 hours of sunshine (89%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. 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.
March 30 » Out of 795 Lancasters, Halifaxes and Mosquitos sent to attack Nuremberg, 95 bombers do not return, making it the largest RAF Bomber Command loss of the war.
April 26 » Georgios Papandreou becomes head of the Greek government-in-exile based in Egypt.
June 22 » World War II: Opening day of the Soviet Union's Operation Bagration against the Army Group Centre.
July 21 » World War II: Claus von Stauffenberg and four fellow conspirators are executed for the July 20 plot to assassinate Adolf Hitler.
November 19 » World War II: Thirty members of the Luxembourgish resistance defend the town of Vianden against a larger Waffen-SS attack in the Battle of Vianden.
December 30 » King George II of Greece declares a regency, leaving the throne vacant.
Day of death December 4, 1948
The temperature on December 4, 1948 was between 6.4 °C and 9.4 °C and averaged 8.1 °C. There was 11.9 mm of rain during 10.0 hours. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
January 7 » Kentucky Air National Guard pilot Thomas Mantell crashes while in pursuit of a supposed UFO.
February 21 » NASCAR is incorporated.
February 28 » Christiansborg Cross-Roads shooting in the Gold Coast, when a British police officer opens fire on a march of ex-servicemen, killing three of them and sparking major riots and looting in Accra.
March 20 » With a Musicians Union ban lifted, the first telecasts of classical music in the United States, under Eugene Ormandy and Arturo Toscanini, are given on CBS and NBC.
May 7 » The Council of Europe is founded during the Hague Congress.
July 31 » USSNevada is sunk by an aerial torpedo after surviving hits from two atomic bombs (as part of post-war tests) and being used for target practice by three other ships.
When copying data from this family tree, please include a reference to the origin: Tjitze Koster, "Family tree Koster Twijslerheide e.o.", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-koster/I5644.php : accessed January 31, 2026), "Johannes Boltjes (1917-1948)".
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