The temperature on March 12, 1865 was about 1.0 °C. The air pressure was 2 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 72%. 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.
February 20 » End of the Uruguayan War, with a peace agreement between President Tomás Villalba and rebel leader Venancio Flores, setting the scene for the destructive War of the Triple Alliance.
April 3 » American Civil War: Union forces capture Richmond, Virginia, the capital of the Confederate States of America.
April 27 » The Sultana explodes and sinks in the United States' worst maritime disaster.
May 5 » American Civil War: The Confederate government was declared dissolved at Washington, Georgia.
May 10 » American Civil War: In Kentucky, Union soldiers ambush and mortally wound Confederate raider William Quantrill, who lingers until his death on June 6.
August 12 » Joseph Lister, British surgeon and scientist, performs 1st antiseptic surgery.
Day of marriage June 7, 1890
The temperature on June 7, 1890 was about 13.0 °C. There was 0.3 mm of rain. The air pressure was 2 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 93%. Source: KNMI
April 7 » Completion of the first Lake Biwa Canal.
April 14 » The Pan-American Union is founded by the First International Conference of American States in Washington, D.C.
July 2 » The U.S. Congress passes the Sherman Antitrust Act.
July 3 » Idaho is admitted as the 43rd U.S. state.
September 12 » Salisbury, Rhodesia, is founded.
October 1 » Yosemite National Park is established by the U.S. Congress.
Day of death May 1, 1918
The temperature on May 1, 1918 was between 3.5 °C and 11.7 °C and averaged 6.6 °C. There was 3.8 hours of sunshine (26%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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 17 » Finnish Civil War: The first serious battles take place between the Red Guards and the White Guard.
March 31 » Massacre of ethnic Azerbaijanis is committed by allied armed groups of Armenian Revolutionary Federation and Bolsheviks. Nearly 12,000 Azerbaijani Muslims are killed.
September 29 » Germany's Supreme Army Command tells the Kaiser and the Chancellor to open negotiations for an armistice.
November 9 » Kaiser Wilhelm II of Germany abdicates after the German Revolution, and Germany is proclaimed a Republic.
November 11 » Józef Piłsudski assumes supreme military power in Poland - symbolic first day of Polish independence.
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: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I150620.php : accessed October 23, 2026), "Gerben Johannes Boonstra (1865-1918)".
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