The temperature on May 22, 1919 was between 8.3 °C and 24.7 °C and averaged 17.3 °C. There was 13.5 hours of sunshine (84%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. 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 7 » Montenegrin guerrilla fighters rebel against the planned annexation of Montenegro by Serbia, but fail.
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 16 » Nebraska becomes the 36th state to approve the Eighteenth Amendment to the United States Constitution. With the necessary three-quarters of the states approving the amendment, Prohibition is constitutionally mandated in the United States one year later.
June 15 » John Alcock and Arthur Brown complete the first nonstop transatlantic flight when they reach Clifden, County Galway, Ireland.
July 23 » Prince Regent Aleksander Karađorđević signs the decree establishing the University of Ljubljana
August 8 » The Anglo-Afghan Treaty of 1919 is signed. It establishes peaceful relations between Afghanistan and the UK, and confirms the Durand line as the mutual border. In return, the UK is no longer obligated to subsidize the Afghan government.
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/I74471.php : accessed May 9, 2025), "Harmannus Jan Boomgaard (1893-????)".
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