The temperature on June 4, 1870 was about 16.9 °C. The air pressure was 2 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 62%. 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).
January 26 » Reconstruction Era: Virginia rejoins the Union.
February 3 » The Fifteenth Amendment to the United States Constitution is ratified, guaranteeing voting rights to male citizens regardless of race.
February 15 » Stevens Institute of Technology is founded in New Jersey, USA and offers the first Bachelor of Engineering degree in Mechanical Engineering.
July 19 » Franco-Prussian War: France declares war on Prussia.
August 6 » Franco-Prussian War: The Battle of Wörth results in a decisive Prussian victory.
November 1 » In the United States, the Weather Bureau (later renamed the National Weather Service) makes its first official meteorological forecast.
Day of marriage July 7, 1900
The temperature on July 7, 1900 was about 13.6 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 82%. Source: KNMI
January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
April 14 » The Exposition Universelle begins.
May 17 » Second Boer War: British troops relieve Mafeking.
May 24 » Second Boer War: The United Kingdom annexes the Orange Free State.
June 17 » Boxer Rebellion: Western Allied and Japanese forces capture the Taku Forts in Tianjin, China.
November 7 » The People's Party is founded in Cuba.
Day of death June 18, 1929
The temperature on June 18, 1929 was between 7.7 °C and 22.6 °C and averaged 16.2 °C. There was 13.8 hours of sunshine (82%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
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/I166906.php : accessed October 7, 2026), "Gerben Roorda (1870-1929)".
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