The temperature on May 31, 1868 was about 19.6 °C. The air pressure was 6 kgf/m2 and came mainly from the northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 45%. 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 3 » Meiji Restoration in Japan: The Tokugawa shogunate is abolished; agents of Satsuma and Chōshū seize power.
March 5 » Mefistofele, an opera by Arrigo Boito, receives its premiere performance at La Scala.
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.
November 30 » A statue of King Charles XII of Sweden is inaugurated in Stockholm's Kungsträdgården.
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 death January 29, 1955
The temperature on January 29, 1955 was between 2.1 °C and 11.6 °C and averaged 6.2 °C. There was 5.4 hours of sunshine (61%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
February 13 » Israel obtains four of the seven Dead Sea Scrolls.
April 18 » Twenty-nine nations meet at Bandung, Indonesia, for the first Asian-African Conference.
July 27 » El Al Flight 402 is shot down by two fighter jets after straying into Bulgarian air space. All 58 people onboard are killed.
September 16 » The military coup to unseat President Juan Perón of Argentina is launched at midnight.
October 26 » After the last Allied troops have left the country, and following the provisions of the Austrian Independence Treaty, Austria declares that it will never join a military alliance.
November 15 » The first part of Saint Petersburg Metro is opened.
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/I59725.php : accessed December 30, 2025), "Johannes Hermannus Sibum (1868-1955)".
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