The temperature on December 2, 1863 was about 5.9 °C. There was 0.1 mm of rain. The air pressure was 18 kgf/m2 and came mainly from the south east. The airpressure was 74 cm mercury. The atmospheric humidity was 82%. Source: KNMI
In The Netherlands , there was from February 1, 1862 to February 10, 1866 the cabinet Thorbecke II, with Mr. J.R. Thorbecke (liberaal) as prime minister.
April 30 » A 65-man French Foreign Legion infantry patrol fights a force of nearly 2,000 Mexican soldiers to nearly the last man in Hacienda Camarón, Mexico.
May 1 » American Civil War: The Battle of Chancellorsville begins.
August 8 » American Civil War: Following his defeat in the Battle of Gettysburg, General Robert E. Lee sends a letter of resignation to Confederate President Jefferson Davis (which is refused upon receipt).
August 15 » The Anglo-Satsuma War begins between the Satsuma Domain of Japan and the United Kingdom (Traditional Japanese date: July 2, 1863).
September 19 » American Civil War: The first day of the Battle of Chickamauga, in northwestern Georgia, the bloodiest two-day battle of the conflict, and the only significant Confederate victory in the war's Western Theater.
October 3 » The last Thursday in November is declared as Thanksgiving Day by U.S. President Abraham Lincoln.
Day of marriage February 12, 1886
The temperature on February 12, 1886 was about -2.2 °C. There was 0.1 mm of rain. The air pressure was 2 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 90%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 18 » Modern field hockey is born with the formation of The Hockey Association in England.
March 1 » The Anglo-Chinese School, Singapore is founded by Bishop William Oldham.
May 5 » The Bay View massacre: A militia fires into a crowd of protesters in Milwaukee, killing seven.
June 10 » Mount Tarawera in New Zealand erupts, killing 153 people and burying the famous Pink and White Terraces. Eruptions continue for three months creating a large, 17km long fissure across the mountain peak.
November 27 » German judge Emil Hartwich sustains fatal injuries in a duel, which would become the background for Theodor Fontane's Effi Briest.
November 30 » The Folies Bergère stages its first revue.
Day of death October 16, 1940
The temperature on October 16, 1940 was between 4.6 °C and 17.5 °C and averaged 11.5 °C. There was 0.2 mm of rain. There was 5.5 hours of sunshine (52%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 8 » World War II: Britain introduces food rationing.
March 5 » Six high-ranking members of Soviet politburo, including Joseph Stalin, sign an order for the execution of 25,700 Polish intelligentsia, including 14,700 Polish POWs, in what will become known as the Katyn massacre.
August 5 » World War II: The Soviet Union formally annexes Latvia.
September 12 » An explosion at the Hercules Powder Company plant in Kenvil, New Jersey kills 51 people and injures over 200.
September 16 » World War II: Italian troops conquer Sidi Barrani.
November 24 » World War II: The First Slovak Republic becomes a signatory to the Tripartite Pact, officially joining the Axis powers.
When copying data from this family tree, please include a reference to the origin: J. Post, "Descendants Grootenboer", database, Genealogy Online (https://www.genealogieonline.nl/parenteel-grootenboer/I19085.php : accessed January 21, 2026), "Pieter Roon (1863-1940)".
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