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 24 » Andrew Johnson becomes the first President of the United States to be impeached by the United States House of Representatives. He is later acquitted in the Senate.
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.
December 11 » Paraguayan War: Brazilian troops defeat Paraguayan at the Battle of Avay.
December 24 » The Greek Presidential Guard is established as the royal escort by King George I.
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.
March 22 » The first playoff game for the Stanley Cup starts.
April 21 » Norway formally adopts the Krag–Jørgensen bolt-action rifle as the main arm of its armed forces, a weapon that would remain in service for almost 50 years.
May 1 » Coxey's Army, the first significant American protest march, arrives in Washington, D.C.
August 1 » The First Sino-Japanese War erupts between Japan and China over Korea.
August 22 » Mahatma Gandhi forms the Natal Indian Congress (NIC) in order to fight discrimination against Indian traders in Natal.
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).
January 6 » The United Kingdom recognizes the People's Republic of China. The Republic of China severs diplomatic relations with the UK in response.
February 9 » Second Red Scare: US Senator Joseph McCarthy accuses the United States Department of State of being filled with Communists.
March 17 » Researchers at the University of California, Berkeley announce the creation of element 98, which they name "californium".
October 19 » Korean War: The Battle of Pyongyang ends in a United Nations victory. Hours later, the Chinese Army begins crossing the border into Korea.
October 21 » Korean War: Heavy fighting begins between British and Australian forces against the North Koreans during the Battle of Yongju.
November 26 » Korean War: Troops from the People's Republic of China launch a massive counterattack in North Korea against South Korean and United Nations forces (Battle of the Ch'ongch'on River and Battle of Chosin Reservoir), ending any hopes of a quick end to the conflict.
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 15, 2026), "Johan Frederik Polman (1868-1950)".
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