June 4 » Henry Ford completes the Ford Quadricycle, his first gasoline-powered automobile, and gives it a successful test run.
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.
November 27 » Also sprach Zarathustra by Richard Strauss is first performed.
December 30 » Filipino patriot and reform advocate José Rizal is executed by a Spanish firing squad in Manila.
Day of marriage November 20, 1920
The temperature on November 20, 1920 was between -1.4 °C and 5.8 °C and averaged 1.4 °C. There was 7.5 hours of sunshine (87%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. 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 17 » Alcohol Prohibition begins in the United States as the Volstead Act goes into effect.
January 19 » The American Civil Liberties Union (ACLU) is founded.
January 23 » The Netherlands refuses to surrender the exiled Kaiser Wilhelm II of Germany to the Allies.
April 25 » At the San Remo conference, the principal Allied Powers of World War I adopt a resolution to determine the allocation of Class "A" League of Nations mandates for administration of the former Ottoman-ruled lands of the Middle East.
July 11 » In the East Prussian plebiscite the local populace decides to remain with Weimar Germany.
December 3 » Following more than a month of Turkish–Armenian War, the Turkish dictated Treaty of Alexandropol is concluded.
Day of death June 26, 1968
The temperature on June 26, 1968 was between 13.2 °C and 19.1 °C and averaged 15.9 °C. There was 1.2 mm of rain during 2.5 hours. There was 10.0 hours of sunshine (60%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 22 » Operation Igloo White, a US electronic surveillance system to stop communist infiltration into South Vietnam begins installation.
April 3 » Martin Luther King Jr. delivers his "I've Been to the Mountaintop" speech. He was assassinated the next day.
July 17 » Abdul Rahman Arif is overthrown and the Ba'ath Party is installed as the governing power in Iraq with Ahmed Hassan al-Bakr as the new Iraqi President.
October 2 » Mexican President Gustavo Díaz Ordaz orders soldiers to suppress a demonstration of unarmed students, ten days before the start of the 1968 Summer Olympics.
November 5 » Richard Nixon is elected as 37th President of the United States.
December 20 » The Zodiac Killer kills Betty Lou Jenson and David Faraday in Vallejo, California.
When copying data from this family tree, please include a reference to the origin: Michael Jacobs, "Family tree Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-michael-jacobs/I32016.php : accessed January 17, 2026), "Jan Hendrik Koorn (1896-1968)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.