April 15 » Closing ceremony of the Games of the I Olympiad in Athens, Greece.
May 26 » Charles Dow publishes the first edition of the Dow Jones Industrial Average.
May 27 » The F4-strength St. Louis–East St. Louis tornado hits in St. Louis, Missouri, and East St. Louis, Illinois, killing at least 255 people and causing over $10-million in damage.
June 28 » An explosion in the Newton Coal Company's Twin Shaft Mine in Pittston, Pennsylvania results in a massive cave-in that kills 58 miners.
August 16 » Skookum Jim Mason, George Carmack and Dawson Charlie discover gold in a tributary of the Klondike River in Canada, setting off the Klondike Gold Rush.
August 30 » Philippine Revolution: After Spanish victory in the Battle of San Juan del Monte, eight provinces in the Philippines are declared under martial law by the Spanish Governor-General Ramón Blanco y Erenas.
Day of marriage April 24, 1920
The temperature on April 24, 1920 was between 1.3 °C and 16.3 °C and averaged 10.4 °C. There was 0.2 mm of rain. There was 3.3 hours of sunshine (23%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
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 10 » League of Nations Covenant enters into force. On January 16 the organization holds its first council meeting, in Paris.
January 16 » The League of Nations holds its first council meeting in Paris, France.
February 14 » The League of Women Voters is founded in Chicago.
March 28 » Palm Sunday tornado outbreak of 1920 affects the Great Lakes region and Deep South states.
October 10 » The Carinthian plebiscite determines that the larger part of the Duchy of Carinthia should remain part of Austria.
November 28 » FIDAC (The Interallied Federation of War Veterans Organisations), the first international organization of war veterans is established in Paris, France
Day of death December 9, 1959
The temperature on December 9, 1959 was between -1.3 °C and 2.0 °C and averaged 0.4 °C. The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 7 » The United States recognizes the new Cuban government of Fidel Castro.
January 30 » MSHans Hedtoft, said to be the safest ship afloat and "unsinkable" like the RMSTitanic, strikes an iceberg on her maiden voyage and sinks, killing all 95 aboard.
April 9 » Project Mercury: NASA announces the selection of the United States' first seven astronauts, whom the news media quickly dub the "Mercury Seven".
August 7 » Explorer program: Explorer 6 launches from the Atlantic Missile Range in Cape Canaveral, Florida.
August 17 » Quake Lake is formed by the magnitude 7.5 1959 Hebgen Lake earthquake near Hebgen Lake in Montana.
November 15 » The murders of the Clutter Family in Holcomb, Kansas were discovered, inspiring Truman Capote's non-fiction book In Cold Blood.
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/I108709.php : accessed October 26, 2026), "Koop van der Velde (1896-1959)".
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