The temperature on July 11, 1868 was about 26.4 °C. The air pressure was 12 kgf/m2 and came mainly from the northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 50%. 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.
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.
March 5 » Mefistofele, an opera by Arrigo Boito, receives its premiere performance at La Scala.
August 18 » French astronomer Pierre Janssen discovers helium.
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.
Day of death November 11, 1949
The temperature on November 11, 1949 was between 6.9 °C and 12.0 °C and averaged 9.0 °C. There was 3.8 mm of rain during 4.3 hours. There was 2.6 hours of sunshine (29%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
April 1 » Chinese Civil War: The Chinese Communist Party holds unsuccessful peace talks with the Nationalist Party in Beijing, after three years of fighting.
April 5 » A fire in a hospital in Effingham, Illinois, kills 77 people and leads to nationwide fire code improvements in the United States.
September 27 » Zeng Liansong's design is chosen as the flag of the People's Republic of China.
October 1 » The People's Republic of China is established.
October 28 » An Air France Lockheed Constellation crashes in the Azores, killing all 48 people on board.
December 2 » Convention for the Suppression of the Traffic in Persons and of the Exploitation of the Prostitution of Others is adopted.
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/I56573.php : accessed February 12, 2026), "Aaltje Zondervan (1868-1949)".
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