The temperature on December 18, 1919 was between 0.6 °C and 6.8 °C and averaged 4.3 °C. There was 3.9 mm of rain. The average windspeed was 4 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 15 » Great Molasses Flood: A wave of molasses released from an exploding storage tank sweeps through Boston, Massachusetts, killing 21 and injuring 150.
April 16 » Mohandas Gandhi organizes a day of "prayer and fasting" in response to the killing of Indian protesters in the Jallianwala Bagh massacre by the British colonial troops three days earlier.
May 16 » A naval Curtiss NC-4 aircraft commanded by Albert Cushing Read leaves Trepassey, Newfoundland, for Lisbon via the Azores on the first transatlantic flight.
July 21 » The dirigible Wingfoot Air Express crashes into the Illinois Trust and Savings Building in Chicago, killing 12 people.
August 11 » Germany's Weimar Constitution is signed into law.
October 16 » Adolf Hitler delivers his first public address at a meeting of the German Workers' Party.
When copying data from this family tree, please include a reference to the origin: Wim Ackermans, "Family tree Ackermans", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ackermans/I2610.php : accessed February 1, 2026), "Johannes de Niet (1872-????)".
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