The temperature on July 25, 1881 was about 19.9 °C. The air pressure was 12 kgf/m2 and came mainly from the west-northwest. The airpressure was 75 cm mercury. The atmospheric humidity was 58%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
February 27 » First Boer War: The Battle of Majuba Hill takes place.
April 14 » The Four Dead in Five Seconds Gunfight is fought in El Paso, Texas.
May 10 » Carol I is crowned the King of the Romanian Kingdom.
May 21 » The American Red Cross is established by Clara Barton in Washington, D.C.
July 4 » In Alabama, the Tuskegee Institute opens.
September 20 » U.S. President Chester A. Arthur is sworn in, the morning after becoming President upon James A. Garfield's death.
Day of marriage May 26, 1910
The temperature on May 26, 1910 was between 5.7 °C and 21.1 °C and averaged 14.9 °C. There was 14.2 hours of sunshine (88%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the ??. Source: KNMI
May 31 » The South Africa Act comes into force, establishing the Union of South Africa.
June 19 » The first Father's Day is celebrated in Spokane, Washington.
June 25 » The United States Congress passes the Mann Act, which prohibits interstate transport of women or girls for “immoral purposes”; the ambiguous language would be used to selectively prosecute people for years to come.
August 22 » Korea is annexed by Japan with the signing of the Japan–Korea Treaty of 1910, beginning a period of Japanese rule of Korea that lasted until the end of World War II.
October 5 » In a revolution in Portugal the monarchy is overthrown and a republic is declared.
December 3 » Modern neon lighting is first demonstrated by Georges Claude at the Paris Motor Show.
Day of death February 23, 1939
The temperature on February 23, 1939 was between 0.2 °C and 10.6 °C and averaged 5.4 °C. There was 3.5 mm of rain during 4.0 hours. There was 2.7 hours of sunshine (26%). 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 28 » Spanish Civil War: Generalissimo Francisco Franco conquers Madrid after a three-year siege.
July 28 » The Sutton Hoo helmet is discovered.
August 15 » Twenty-six Junkers Ju 87 bombers commanded by Walter Sigel meet unexpected ground fog during a dive-bombing demonstration for Luftwaffe generals at Neuhammer. Thirteen of them crash and burn.
September 1 » Switzerland mobilizes its forces and the Swiss Parliament elects Henri Guisan to head the Swiss Armed Forces (an event that can happen only during war or mobilization).
September 19 » World War II: The Battle of Kępa Oksywska concludes, with Polish losses reaching roughly 14% of all the forces engaged.
September 30 » NBC broadcasts the first televised American football game.
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/I87427.php : accessed October 23, 2026), "Johannes Pots (1881-1939)".
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