The temperature on September 25, 1871 was about 13.9 °C. The air pressure was 3 kgf/m2 and came mainly from the north-northeast. The atmospheric humidity was 63%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
In The Netherlands , there was from January 4, 1871 to July 6, 1872 the cabinet Thorbecke III, with Mr. J.R. Thorbecke (liberaal) as prime minister.
January 19 » Franco-Prussian War: In the Siege of Paris, Prussia wins the Battle of St. Quentin. Meanwhile, the French attempt to break the siege in the Battle of Buzenval will end unsuccessfully the following day.
March 26 » The elections of Commune council of the Paris Commune are held.
May 28 » The Paris Commune falls after two months.
June 16 » The Universities Tests Act 1871 allows students to enter the universities of Oxford, Cambridge and Durham without religious tests (except for those intending to study theology).
July 2 » Victor Emmanuel II of Italy enters Rome after having conquered it from the Papal States.
July 29 » The Connecticut Valley Railroad opens between Old Saybrook, Connecticut and Hartford, Connecticut in the United States.
Day of death March 5, 1927
The temperature on March 5, 1927 was between 5.7 °C and 11.4 °C and averaged 7.9 °C. There was 0.4 mm of rain. There was 4.6 hours of sunshine (41%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
February 23 » German theoretical physicist Werner Heisenberg writes a letter to fellow physicist Wolfgang Pauli, in which he describes his uncertainty principle for the first time.
April 14 » The first Volvo car premieres in Gothenburg, Sweden.
July 15 » Massacre of July 15, 1927: Eighty-nine protesters are killed by the Austrian police in Vienna.
September 7 » The first fully electronic television system is achieved by Philo Farnsworth.
September 30 » Babe Ruth becomes the first baseball player to hit 60 home runs in a season.
December 27 » Kern and Hammerstein's musical play Show Boat, considered to be the first true American musical play, opens at the Ziegfeld Theatre on Broadway.
When copying data from this family tree, please include a reference to the origin: Eric Jonkers, "Family tree Jonkers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-jonkers/P559.php : accessed February 28, 2026), "Constance (1871-1927)".
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