The temperature on May 18, 1872 was about 12.7 °C. There was 0.6 mm of rain. The air pressure was 1 kgf/m2 and came mainly from the east-northeast. The atmospheric humidity was 88%. Source: KNMI
In The Netherlands , there was from January 4, 1871 to July 6, 1872 the cabinet Thorbecke III, with Mr. J.R. Thorbecke (liberaal) as prime minister.
From July 6, 1872 till August 27, 1874 the Netherlands had a cabinet De Vries - Fransen van de Putte with the prime ministers Mr. G. de Vries Azn. (liberaal) and I.D. Fransen van de Putte (liberaal).
March 1 » Yellowstone National Park is established as the world's first national park.
March 5 » George Westinghouse patents the air brake.
April 10 » The first Arbor Day is celebrated in Nebraska.
May 22 » Reconstruction Era: President Ulysses S. Grant signs the Amnesty Act into law, restoring full civil and political rights to all but about 500 Confederate sympathizers.
June 14 » Trade unions are legalized in Canada.
July 18 » The Ballot Act 1872 in the United Kingdom introduced the requirement that parliamentary and local government elections be held by secret ballot.
Day of marriage April 1, 1897
The temperature on April 1, 1897 was about 2.1 °C. The airpressure was 73 cm mercury. The atmospheric humidity was 98%. Source: KNMI
April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
June 22 » British colonial officers Charles Walter Rand and Lt. Charles Egerton Ayerst are assassinated in Pune, Maharashtra, India by the Chapekar brothers and Mahadeo Vinayak Ranade, who are later caught and hanged.
July 26 » Anglo-Afghan War: The Pashtun fakir Saidullah leads an army of more than 10,000 to begin a siege of the British garrison in the Malakand Agency of the North West Frontier Province of India.
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
September 10 » Lattimer massacre: A sheriff's posse kills 19 unarmed striking immigrant miners in Lattimer, Pennsylvania, United States.
December 6 » London becomes the world's first city to host licensed taxicabs.
Day of death May 31, 1945
The temperature on May 31, 1945 was between 6.9 °C and 18.1 °C and averaged 12.8 °C. There was 9.3 hours of sunshine (57%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. 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.
In The Netherlands , there was from February 23, 1945 to June 24, 1945 the cabinet Gerbrandy III, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
January 20 » World War II: The provisional government of Béla Miklós in Hungary agrees to an armistice with the Allies.
February 4 » World War II: The Yalta Conference between the "Big Three" (Churchill, Roosevelt, and Stalin) opens at the Livadia Palace in the Crimea.
February 14 » President Franklin D. Roosevelt meets King Ibn Saud of Saudi Arabia aboard the USSQuincy, officially beginning U.S.-Saudi diplomatic relations.
March 6 » World War II: Cologne is captured by American troops. On the same day, Operation Spring Awakening, the last major German offensive of the war, begins.
April 5 » Cold War: Yugoslav leader Josip Broz Tito signs an agreement with the Soviet Union to allow "temporary entry of Soviet troops into Yugoslav territory".
May 23 » World War II: Germany's Flensburg Government under Karl Dönitz is dissolved when its members are arrested by British forces.
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/I37423.php : accessed October 8, 2026), "Jakob Pol (1872-1945)".
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