April 6 » In Athens, the opening of the first modern Olympic Games is celebrated, 1,500 years after the original games are banned by Roman emperor Theodosius I.
May 18 » The United States Supreme Court rules in Plessy v. Ferguson that the "separate but equal" doctrine is constitutional.
May 26 » Nicholas II becomes the last Tsar of Imperial Russia.
June 15 » The deadliest tsunami in Japan's history kills more than 22,000 people.
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.
December 17 » Pittsburgh, Pennsylvania's Schenley Park Casino, which was the first multi-purpose arena with the technology to create an artificial ice surface in North America, is destroyed in a fire.
Day of marriage July 19, 1919
The temperature on July 19, 1919 was between 14.1 °C and 26.4 °C and averaged 19.2 °C. There was 23.6 mm of rain. There was 7.5 hours of sunshine (46%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south. 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.
February 17 » The Ukrainian People's Republic asks Entente and the US for help fighting the Bolsheviks.
February 26 » President Woodrow Wilson signs an act of Congress establishing the Grand Canyon National Park.
March 2 » The first Communist International meets in Moscow.
May 29 » Albert Einstein's theory of general relativity is tested (later confirmed) by Arthur Eddington and Andrew Claude de la Cherois Crommelin
September 18 » Fritz Pollard becomes the first African American to play professional football for a major team, the Akron Pros.
Day of death June 24, 1952
The temperature on June 24, 1952 was between 10.8 °C and 18.2 °C and averaged 14.5 °C. There was 7.3 hours of sunshine (44%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 26 » Black Saturday in Egypt: rioters burn Cairo's central business district, targeting British and upper-class Egyptian businesses.
April 15 » First flight of the Boeing B-52 Stratofortress.
April 28 » The Treaty of San Francisco comes into effect, restoring Japanese sovereignty and ending its state of war with most of the Allies of World War II.
June 13 » Catalina affair: A Swedish Douglas DC-3 is shot down by a Soviet MiG-15 fighter.
August 15 » A flash flood drenches the town of Lynmouth, England, killing 34 people.
October 14 » Korean War: The Battle of Triangle Hill is the biggest and bloodiest battle of 1952.
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/I26974.php : accessed October 10, 2026), "Hermanus Zwaagmans (1896-1952)".
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