The temperature on September 11, 1871 was about 15.3 °C. The air pressure was 1 kgf/m2 and came mainly from the east-northeast. The atmospheric humidity was 81%. 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.
March 18 » Declaration of the Paris Commune; President of the French Republic, Adolphe Thiers, orders the evacuation of Paris.
March 28 » The Paris Commune is formally established in Paris.
May 4 » The National Association, the first professional baseball league, opens its first season in Fort Wayne, Indiana.
May 21 » French troops invade the Paris Commune and engage its residents in street fighting. By the close of "Bloody Week", some 20,000 communards have been killed and 38,000 arrested.
May 28 » The Paris Commune falls after two months.
July 29 » The Connecticut Valley Railroad opens between Old Saybrook, Connecticut and Hartford, Connecticut in the United States.
Day of marriage April 29, 1897
The temperature on April 29, 1897 was about 11.6 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 99%. Source: KNMI
February 28 » Queen Ranavalona III, the last monarch of Madagascar, is deposed by a French military force.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
December 9 » Activist Marguerite Durand founds the feminist daily newspaper La Fronde in Paris.
Day of death August 1, 1950
The temperature on August 1, 1950 was between 11.3 °C and 20.8 °C and averaged 16.0 °C. There was 0.9 mm of rain during 0.5 hours. There was 2.2 hours of sunshine (14%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
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/I56662.php : accessed October 19, 2026), "Jantje Vroom (1871-1950)".
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