The temperature on March 22, 1868 was about 12.3 °C. The air pressure was 8 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 69%. 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.
February 2 » Pro-Imperial forces captured Osaka Castle from the Tokugawa shogunate and burned it to the ground.
April 10 » At Arogee in Abyssinia, British and Indian forces defeat an army of Emperor Tewodros II. While 700 Ethiopians are killed and many more injured, only two British/Indian troops die.
September 23 » Grito de Lares ("Lares Revolt") occurs in Puerto Rico against Spanish rule.
October 7 » Cornell University holds opening day ceremonies; initial student enrollment is 412, the highest at any American university to that date.
November 3 » John Willis Menard (R-Louisiana) was the first African American elected to the United States Congress. Because of an electoral challenge, he was never seated.
Day of marriage August 18, 1894
The temperature on August 18, 1894 was about 13.4 °C. There was 17 mm of rain. The airpressure was 76 cm mercury. The atmospheric humidity was 96%. 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.
In The Netherlands , there was from May 9, 1894 to July 27, 1897 the cabinet Roëll, with Jonkheer mr. J. Roëll (oud-liberaal) as prime minister.
March 16 » Jules Massenet's opera Thaïs is first performed.
June 24 » Marie François Sadi Carnot is assassinated by Sante Geronimo Caserio.
July 22 » The first ever motor race is held in France between the cities of Paris and Rouen. The fastest finisher was the Comte Jules-Albert de Dion, but the 'official' victory was awarded to Albert Lemaître driving his 3hp petrol engined Peugeot.
August 22 » Mahatma Gandhi forms the Natal Indian Congress (NIC) in order to fight discrimination against Indian traders in Natal.
September 1 » Over 400 people die in the Great Hinckley Fire, a forest fire in Hinckley, Minnesota.
September 15 » First Sino-Japanese War: Japan defeats Qing dynasty China in the Battle of Pyongyang.
Day of death May 2, 1950
The temperature on May 2, 1950 was between 7.5 °C and 15.8 °C and averaged 11.5 °C. There was 1.2 mm of rain during 1.4 hours. There was 7.2 hours of sunshine (48%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-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).
March 12 » The Llandow air disaster kills 80 people when the aircraft they are travelling in crashes near Sigingstone, Wales. At the time this was the world's deadliest air disaster.
June 25 » The Korean War begins with the invasion of South Korea by North Korea.
October 19 » China defeats the Tibetan Army at Chambo.
November 1 » Puerto Rican nationalists Griselio Torresola and Oscar Collazo attempt to assassinate US President Harry S. Truman at Blair House.
November 21 » Two Canadian National Railway trains collide in northeastern British Columbia in the Canoe River train crash; the death toll is 21, with 17 of them Canadian troops bound for Korea.
December 9 » Cold War: Harry Gold is sentenced to 30 years in jail for helping Klaus Fuchs pass information about the Manhattan Project to the Soviet Union. His testimony is later instrumental in the prosecution of Julius and Ethel Rosenberg.
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/I97588.php : accessed October 8, 2026), "Johan Frederik Polman (1868-1950)".
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