The temperature on April 20, 1865 was about 16.1 °C. The air pressure was 3 kgf/m2 and came mainly from the east-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 55%. 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.
March 3 » Opening of The Hongkong and Shanghai Banking Corporation, the founding member of the HSBC Group.
March 29 » American Civil War: Federal forces under Major General Philip Sheridan move to flank Confederate forces under Robert E. Lee as the Appomattox Campaign begins.
April 12 » American Civil War: Mobile, Alabama, falls to the Union Army.
April 20 » Astronomer Angelo Secchi demonstrates the Secchi disk, which measures water clarity, aboard Pope Pius IX's yacht, the L'Immaculata Concezion.
August 12 » Joseph Lister, British surgeon and scientist, performs 1st antiseptic surgery.
December 18 » US Secretary of State William Seward proclaims the adoption of the Thirteenth Amendment, prohibiting slavery throughout the USA.
Day of death November 13, 1918
The temperature on November 13, 1918 was between 0.7 °C and 8.5 °C and averaged 4.8 °C. There was 0.2 mm of rain. There was -0.1 hours of sunshine (0%). The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 9 » Battle of Bear Valley: The last battle of the American Indian Wars.
January 24 » The Gregorian calendar is introduced in Russia by decree of the Council of People's Commissars effective February 14 (New Style).
February 1 » Russia adopts the Gregorian calendar.
June 22 » The Hammond Circus Train Wreck kills 86 and injures 127 near Hammond, Indiana.
November 10 » The Western Union Cable Office in North Sydney, Nova Scotia, receives a top-secret coded message from Europe (that would be sent to Ottawa and Washington, D.C.) that said on November 11, 1918, all fighting would cease on land, sea and in the air.
December 17 » Darwin Rebellion: Up to 1,000 demonstrators march on Government House in Darwin, Northern Territory, Australia.
When copying data from this family tree, please include a reference to the origin: D.M. ten Have, "Family tree Ten Have", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ten-have/I62320.php : accessed March 4, 2026), "Roelof Jonkman (1865-1918)".
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