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.
April 21 » Ypiranga incident: A German arms shipment to Mexico is intercepted by the U.S. Navy near Veracruz.
May 17 » The Protocol of Corfu is signed, recognising full autonomy to Northern Epirus under nominal Albanian sovereignty.
May 25 » The House of Commons of the United Kingdom passes the Home Rule Bill for devolution in Ireland.
August 15 » World War I: The First Russian Army, led by Paul von Rennenkampf, enters East Prussia.
November 1 » World War I: The first British Royal Navy defeat of the war with Germany, the Battle of Coronel, is fought off of the western coast of Chile, in the Pacific, with the loss of HMSGood Hope and HMSMonmouth.
December 14 » Lisandro de la Torre and others found the Democratic Progressive Party (Partido Demócrata Progresista, PDP) at the Hotel Savoy, Buenos Aires, Argentina.
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.
January 24 » The deadliest earthquake in Chilean history strikes Chillán, killing approximately 28,000 people.
February 28 » The erroneous word "dord" is discovered in the Webster's New International Dictionary, Second Edition, prompting an investigation.
June 1 » First flight of the German Focke-Wulf Fw 190 fighter aircraft.
June 24 » Siam is renamed Thailand by Plaek Phibunsongkhram, the country's third prime minister.
August 27 » First flight of the turbojet-powered Heinkel He 178, the world's first jet aircraft.
August 31 » Nazi Germany mounts a false flag attack on the Gleiwitz radio station, creating an excuse to attack Poland the following day, thus starting World War II in Europe.
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.
May 18 » In France, a modified TGV train achieves a new rail world speed record of 515.3km/h (320.2mph).
May 20 » The first post-Communist presidential and parliamentary elections are held in Romania.
June 12 » Russia Day: The parliament of the Russian Federation formally declares its sovereignty.
August 13 » A mainland Chinese fishing boat Min Ping Yu No. 5202 is hit by a Taiwan's naval vessel and sinks in a repatriation operation of mainland Chinese illegal immigrants, resulting in 21 deaths. This is the second tragedy less than a month after Min Ping Yu No. 5540 incident.
November 17 » Fugendake, part of the Mount Unzen volcanic complex, Nagasaki Prefecture, Japan, becomes active again and erupts.
December 11 » Demonstrations by students and workers across Albania begin, which eventually trigger the fall of communism in Albania.
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 20, 2026), "Sipke Siersema (1914-1990)".
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