The temperature on August 19, 1868 was about 24.5 °C. The air pressure was 3 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 55%. Source: KNMI
From June 1, 1866 till June 4, 1868 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Heemskerk with the prime ministers Mr. J.P.J.A. graaf Van Zuijlen van Nijevelt (AR) and Mr. J. Heemskerk Azn. (conservatief).
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 27 » Boshin War: The Battle of Toba–Fushimi begins, between forces of the Tokugawa shogunate and pro-Imperial factions; it will end in defeat for the shogunate, and is a pivotal point in the Meiji Restoration.
July 9 » The 14th Amendment to the United States Constitution is ratified, guaranteeing African Americans full citizenship and all persons in the United States due process of law.
August 13 » The 8.5–9.0 Mw Arica earthquake struck southern Peru with a maximum Mercalli intensity of XI (Extreme), causing 25,000+ deaths and a destructive basin wide tsunami that affected Hawaii and New Zealand.
September 28 » The Battle of Alcolea causes Queen Isabella II of Spain to flee to France.
October 7 » Cornell University holds opening day ceremonies; initial student enrollment is 412, the highest at any American university to that date.
December 10 » The first traffic lights are installed, outside the Palace of Westminster in London. Resembling railway signals, they use semaphore arms and are illuminated at night by red and green gas lamps.
Day of marriage May 12, 1892
The temperature on May 12, 1892 was about 12.4 °C. The airpressure was 77 cm mercury. The atmospheric humidity was 54%. 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.
January 1 » Ellis Island begins processing immigrants into the United States.
May 28 » In San Francisco, John Muir organizes the Sierra Club.
June 6 » The Chicago "L" elevated rail system begins operation.
June 30 » The Homestead Strike begins near Pittsburgh, Pennsylvania.
October 26 » Ida B. Wells publishes Southern Horrors: Lynch Law in All Its Phases.
December 18 » Premiere performance of The Nutcracker by Pyotr Ilyich Tchaikovsky in Saint Petersburg, Russia.
Day of death May 12, 1942
The temperature on May 12, 1942 was between 8.7 °C and 17.7 °C and averaged 12.5 °C. There was 0.3 mm of rain during 0.1 hours. There was 10.3 hours of sunshine (66%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 1 » World War II: U.S. Navy conducts Marshalls-Gilberts raids, the first offensive action by the United States against Japanese forces in the Pacific Theater.
May 10 » World War II: The Thai Phayap Army invades the Shan States during the Burma Campaign.
June 21 » World War II: A Japanese submarine surfaces near the Columbia River in Oregon, firing 17 shells at Fort Stevens in one of only a handful of attacks by Japan against the United States mainland.
June 22 » The Pledge of Allegiance is formally adopted by US Congress.
August 6 » Queen Wilhelmina of the Netherlands becomes the first reigning queen to address a joint session of the United States Congress.
October 28 » The Alaska Highway first connects Alaska to the North American railway network at Dawson Creek in Canada.
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/I48061.php : accessed October 14, 2026), "Klaas Postma (1868-1942)".
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