The temperature on May 21, 1914 was between 8.8 °C and 22.8 °C and averaged 16.1 °C. There was 9.9 hours of sunshine (62%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-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 5 » The Ford Motor Company announces an eight-hour workday and minimum daily wage of $5 in salary plus bonuses.
April 23 » First baseball game at Wrigley Field, then known as Weeghman Park, in Chicago.
June 28 » Archduke Franz Ferdinand of Austria and his wife Sophie are assassinated in Sarajevo; this is the casus belli of World War I.
August 6 » World War I: Serbia declares war on Germany; Austria declares war on Russia.
September 3 » French composer Albéric Magnard is killed defending his estate against invading German soldiers.
November 1 » World War I: The Australian Imperial Force (AIF) departed by ship in a single convoy from Albany, Western Australia bound for Egypt.
Day of marriage May 11, 1939
The temperature on May 11, 1939 was between 8.5 °C and 17.3 °C and averaged 11.9 °C. There was 0.2 mm of rain during 0.2 hours. There was 4.8 hours of sunshine (31%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
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.
March 2 » Cardinal Eugenio Pacelli is elected Pope and takes the name Pius XII.
June 4 » The Holocaust: The MSSt. Louis, a ship carrying 963 Jewish refugees, is denied permission to land in Florida, in the United States, after already being turned away from Cuba. Forced to return to Europe, more than 200 of its passengers later die in Nazi concentration camps.
September 1 » The Wound Badge for Wehrmacht, SS, Kriegsmarine, and Luftwaffe soldiers is instituted. The final version of the Iron Cross is also instituted on this date.
September 17 » World War II: The Soviet invasion of Poland begins.
October 1 » World War II: After a one-month siege, German troops occupy Warsaw.
November 15 » In Washington, D.C., US President Franklin D. Roosevelt lays the cornerstone of the Jefferson Memorial.
Day of death October 17, 1990
The temperature on October 17, 1990 was between 9.8 °C and 16.6 °C and averaged 13.4 °C. There was 6.3 mm of rain during 3.5 hours. The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-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.
March 11 » Lithuania declares itself independent from the Soviet Union.
March 18 » Germans in the German Democratic Republic vote in the first democratic elections in the former communist dictatorship.
April 16 » "Doctor Death", Jack Kevorkian, participates in his first assisted suicide.
May 30 » Croatian Parliament is constituted after the first free, multi-party elections, today celebrated as the National Day of Croatia.
June 10 » British Airways Flight 5390 lands safely at Southampton Airport after a blowout in the cockpit causes the captain to be partially sucked from the cockpit. There are no fatalities.
July 27 » The Supreme Soviet of the Belarusian Soviet Republic declares independence of Belarus from the Soviet Union. Until 1996 the day is celebrated as the Independence Day of Belarus; after a referendum held that year the celebration of independence is moved to June 3.
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/I122491.php : accessed October 21, 2026), "Sipke Siersema (1914-1990)".
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