The temperature on July 17, 1865 was about 18.4 °C. There was 16 mm of rain. The air pressure was 1 kgf/m2 and came mainly from the southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 94%. 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.
January 2 » Uruguayan War: The Siege of Paysandú ends as the Brazilians and Coloradans capture Paysandú, Uruguay.
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.
March 16 » American Civil War: The Battle of Averasborough began as Confederate forces suffer irreplaceable casualties in the final months of the war.
May 25 » In Mobile, Alabama, around 300 people are killed when an ordnance depot explodes.
June 28 » The Army of the Potomac is disbanded.
July 27 » Welsh settlers arrive at Chubut in Argentina.
Day of death March 21, 1940
The temperature on March 21, 1940 was between 6.3 °C and 10.6 °C and averaged 7.7 °C. There was 1.4 mm of rain during 0.6 hours. There was 0.9 hours of sunshine (7%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. 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.
May 13 » World War II: Germany's conquest of France begins as the German army crosses the Meuse. Winston Churchill makes his "blood, toil, tears, and sweat" speech to the House of Commons.
June 12 » World War II: Thirteen thousand British and French troops surrender to Major General Erwin Rommel at Saint-Valery-en-Caux.
September 9 » Treznea Massacre in Transylvania.
September 27 » World War II: The Tripartite Pact is signed in Berlin by Germany, Japan and Italy.
November 5 » Franklin D. Roosevelt is the first and only President of the United States to be elected to a third term.
December 14 » Plutonium (specifically Pu-238) is first isolated at Berkeley, California.
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/I174980.php : accessed October 16, 2026), "Jan Heller (1865-1940)".
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