The temperature on February 8, 1887 was about 1.5 °C. The air pressure was 10 kgf/m2 and came mainly from the east-northeast. The airpressure was 78 cm mercury. The atmospheric humidity was 78%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
April 10 » On Easter Sunday, Pope Leo XIII authorizes the establishment of the Catholic University of America.
May 9 » Buffalo Bill Cody's Wild West Show opens in London.
June 18 » The Reinsurance Treaty between Germany and Russia is signed.
July 6 » David Kalākaua, monarch of the Kingdom of Hawaii, is forced to sign the Bayonet Constitution, which transfers much of the king's authority to the Legislature of the Kingdom of Hawaii.
November 9 » The United States receives rights to Pearl Harbor, Hawaii.
November 13 » Bloody Sunday clashes in central London.
Day of marriage May 16, 1912
The temperature on May 16, 1912 was between 5.4 °C and 14.1 °C and averaged 10.6 °C. There was 2.8 mm of rain. There was 4.1 hours of sunshine (26%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 4 » The Scout Association is incorporated throughout the British Empire by royal charter.
January 5 » The 6th All-Russian Conference of the Russian Social Democratic Labour Party (Prague Party Conference) opens. In the course of the conference, Vladimir Lenin and his supporters break from the rest of the party to form the Bolshevik movement.
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
February 29 » The Piedra Movediza (Moving Stone) of Tandil falls and breaks.
July 30 » Japan's Emperor Meiji dies and is succeeded by his son Yoshihito, who is now known as the Emperor Taishō.
December 28 » The first municipally owned streetcars take to the streets in San Francisco.
Day of death March 4, 1939
The temperature on March 4, 1939 was between 4.1 °C and 15.4 °C and averaged 9.7 °C. There was 8.4 hours of sunshine (76%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
April 18 » Robert Menzies, who became Australia's longest-serving prime minister, is elected as leader of the United Australia Party after the death of Prime Minister Joseph Lyons.
September 6 » World War II: South Africa declares war on Nazi Germany.
September 9 » Burmese national hero U Ottama dies in prison after a hunger strike to protest Britain's colonial government.
November 8 » Venlo Incident: Two British agents of SIS are captured by the Germans.
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.
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/I209550.php : accessed October 15, 2026), "Jan Por (1887-1939)".
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