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).
March 1 » The Pi Kappa Alpha fraternity is founded at the University of Virginia.
May 14 » Boshin War: The Battle of Utsunomiya Castle ends as former Tokugawa shogunate forces withdraw northward.
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.
October 10 » The Ten Years' War begins against Spanish rule in Cuba.
December 9 » 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.
December 11 » Paraguayan War: Brazilian troops defeat Paraguayan at the Battle of Avay.
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.
February 29 » St. Petersburg, Florida is incorporated.
September 8 » The Pledge of Allegiance is first recited.
September 9 » Amalthea, third moon of Jupiter is discovered by Edward Emerson Barnard.
October 13 » Edward Emerson Barnard discovers first comet discovered by photographic means.
November 12 » Pudge Heffelfinger becomes the first professional American football player on record, participating in his first paid game for the Allegheny Athletic Association.
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.
January 24 » World War II: The Allies bombard Bangkok, leading Thailand, then under Japanese control, to declare war against the United States and United Kingdom.
February 1 » Voice of America, the official external radio and television service of the United States government, begins broadcasting with programs aimed at areas controlled by the Axis powers.
February 9 » World War II: Top United States military leaders hold their first formal meeting to discuss American military strategy in the war.
February 9 » Year-round Daylight saving time (aka War Time) is re-instated in the United States as a wartime measure to help conserve energy resources.
July 25 » The Norwegian Manifesto calls for nonviolent resistance to the German occupation.
December 24 » World War II: French monarchist, Fernand Bonnier de La Chapelle, assassinates Vichy French Admiral François Darlan in Algiers, Algeria.
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 23, 2026), "Klaas Postma (1868-1942)".
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