March 22 » Before the Société pour L'Encouragement à l'Industrie, brothers Auguste and Louis Lumière demonstrate movie film technology publicly for the first time.
April 6 » Oscar Wilde is arrested in the Cadogan Hotel, London, after losing a libel case against the Marquess of Queensberry.
April 17 » The Treaty of Shimonoseki between China and Japan is signed. This marks the end of the First Sino-Japanese War, and the defeated Qing Empire is forced to renounce its claims on Korea and to concede the southern portion of the Fengtien province, Taiwan and the Pescadores Islands to Japan.
May 25 » The Republic of Formosa is formed, with Tang Jingsong as its president.
September 18 » The Atlanta Exposition Speech on race relations is delivered by Booker T. Washington.
December 28 » The Lumière brothers perform for their first paying audience at the Grand Cafe in Boulevard des Capucines.
Day of marriage October 16, 1919
The temperature on October 16, 1919 was between 2.0 °C and 10.5 °C and averaged 5.2 °C. There was 8.8 mm of rain. There was 3.9 hours of sunshine (37%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. 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 15 » Rosa Luxemburg and Karl Liebknecht, two of the most prominent socialists in Germany, are tortured and murdered by the Freikorps at the end of the Spartacist uprising.
February 26 » President Woodrow Wilson signs an act of Congress establishing the Grand Canyon National Park.
March 23 » In Milan, Italy, Benito Mussolini founds his Fascist political movement.
May 15 » The Winnipeg general strike begins. By 11:00, almost the whole working population of Winnipeg had walked off the job.
May 27 » The NC-4 aircraft arrives in Lisbon after completing the first transatlantic flight.
December 17 » Uruguay becomes a signatory to the Buenos Aires copyright treaty.
Day of death December 12, 1969
The average temperature on December 12, 1969 was -2.4 °C. The almost completely overcast was. The average windspeed was 1 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
March 2 » In Toulouse, France, the first test flight of the Anglo-French Concorde is conducted.
August 12 » Violence erupts after the Apprentice Boys of Derry march in Derry, Northern Ireland, resulting in a three-day communal riot known as the Battle of the Bogside.
August 15 » The Woodstock Music & Art Fair opens in upstate New York, featuring some of the top rock musicians of the era.
August 21 » Gap Inc. opened their first store in San Francisco, California.
November 15 » Cold War: The Soviet submarine K-19 collides with the American submarine USS Gato in the Barents Sea.
December 8 » Olympic Airways Flight 954 strikes a mountain outside of Keratea, Greece, killing 90 people in the worst crash of a Douglas DC-6 in history.
When copying data from this family tree, please include a reference to the origin: Nienke Oudbier, "Descendants van de Vlag1", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-oudbier/I2878.php : accessed February 16, 2026), "Anna Valkenburg (1895-1969)".
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