The temperature on November 18, 1919 was between 1.3 °C and 9.2 °C and averaged 5.5 °C. There was 9.9 mm of rain. There was 5.1 hours of sunshine (59%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. 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.
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.
January 21 » A revolutionary Irish parliament is founded and declares the independence of the Irish Republic. One of the first engagements of the Irish War of Independence takes place.
March 2 » The first Communist International meets in Moscow.
March 21 » The Hungarian Soviet Republic is established becoming the first Communist government to be formed in Europe after the October Revolution in Russia.
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.
When copying data from this family tree, please include a reference to the origin: Ferry Posthuma Scholtes, "Family tree Posthuma", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-posthuma/R410.php : accessed September 27, 2026), "Johannes Ariens Pronk (1831-1919)".
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