The temperature on December 14, 1909 was between -2.0 and 2.2 °C. There was 1.1 hours of sunshine (14%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
January 25 » Richard Strauss's opera Elektra receives its debut performance at the Dresden State Opera.
February 12 » The National Association for the Advancement of Colored People (NAACP) is founded.
February 20 » Publication of the Futurist Manifesto in the French journal Le Figaro.
February 22 » The sixteen battleships of the Great White Fleet, led by USSConnecticut, return to the United States after a voyage around the world.
September 7 » Eugène Lefebvre crashes a new French-built Wright biplane during a test flight at Juvisy, south of Paris, becoming the first aviator in the world to lose his life in a powered heavier-than-air craft.
December 14 » New South Wales Premier Charles Wade signs the Seat of Government Surrender Act 1909, formally completing the transfer of State land to the Commonwealth to create the Australian Capital Territory.
Day of marriage May 31, 1939
The temperature on May 31, 1939 was between 9.0 °C and 21.4 °C and averaged 15.2 °C. There was 11.8 hours of sunshine (72%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. 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 16 » From Prague Castle, Hitler proclaims Bohemia and Moravia a German protectorate.
April 4 » Faisal II becomes King of Iraq.
September 10 » World War II: Canada declares war on Germany, joining the Allies: Poland, France, the United Kingdom, New Zealand and Australia.
September 14 » World War II: The Estonian military boards the Polish submarine ORPOrzeł in Tallinn, sparking a diplomatic incident that the Soviet Union will later use to justify the annexation of Estonia.
September 22 » World War II: A joint German–Soviet military parade in Brest-Litovsk is held to celebrate the successful invasion of Poland.
December 13 » World War II: Battle of the River Plate: Captain Hans Langsdorff of the German Deutschland-class cruiser (pocket battleship) Admiral Graf Spee engages with Royal Navy cruisers HMSExeter, HMSAjax and HMSAchilles.
Day of death July 1, 1993
The temperature on July 1, 1993 was between 11.4 °C and 24.8 °C and averaged 18.1 °C. There was 15.2 hours of sunshine (91%). The almost cloudless was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-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.
January 6 » Indian Border Security Force units kill 55 Kashmiri civilians in Sopore, Jammu and Kashmir, in revenge after militants ambushed a BSF patrol.
March 7 » The tugboat Thomas Hebert sank off the coast of New Jersey, USA.
April 23 » Eritreans vote overwhelmingly for independence from Ethiopia in a United Nations-monitored referendum.
April 23 » Sri Lankan politician Lalith Athulathmudali is assassinated while addressing a gathering, approximately four weeks ahead of the Provincial Council elections for the Western Province.
June 12 » An election takes place in Nigeria and is won by Moshood Kashimawo Olawale Abiola. Its results are later annulled by the military Government of Ibrahim Babangida.
December 30 » Israel establishes diplomatic relations with Vatican City and also upgrades to full diplomatic relations with Ireland.
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/I137652.php : accessed February 9, 2026), "Gerben Keizer (1909-1993)".
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