The temperature on May 20, 1870 was about 24.3 °C. The air pressure was 9 kgf/m2 and came mainly from the southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 34%. 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 10 » John D. Rockefeller incorporates Standard Oil.
March 16 » The first version of the overture fantasy Romeo and Juliet by Tchaikovsky receives its première performance.
August 8 » The Republic of Ploiești, a failed Radical-Liberal rising against Domnitor Carol of Romania.
September 18 » Old Faithful Geyser is observed and named by Henry D. Washburn.
October 2 » A plebiscite held in Rome, supports annexation of city of Rome by the Kingdom of Italy.
December 12 » Joseph H. Rainey of South Carolina becomes the second black U.S. congressman.
Day of marriage May 20, 1893
The temperature on May 20, 1893 was about 19.9 °C. There was 4 mm of rain. The airpressure was 76 cm mercury. The atmospheric humidity was 66%. Source: KNMI
In The Netherlands , there was from August 21, 1891 to May 9, 1894 the cabinet Van Tienhoven, with Mr. G. van Tienhoven (unie-liberaal) as prime minister.
June 13 » Yukon Territory is formed, with Dawson chosen as its capital.
June 21 » The United States captures Guam from Spain. The few warning shots fired by the U.S. naval vessels are misinterpreted as salutes by the Spanish garrison, which was unaware that the two nations were at war.
July 25 » Spanish-American War: The American invasion of Spanish-held Puerto Rico begins, as United States Army troops under General Nelson A. Miles land and secure the port at Guánica.
August 24 » Count Muravyov, Foreign Minister of Russia presents a rescript that convoked the First Hague Peace Conference.
September 18 » The Fashoda Incident triggers the last war scare between Britain and France.
December 3 » The Duquesne Country and Athletic Club defeated an all-star collection of early football players 16–0, in what is considered to be the very first all-star game for professional American football.
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/I51100.php : accessed October 3, 2026), "Jentje Westra (1870-1898)".
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