January 30 » The first Anglo-Japanese Alliance is signed in London.
March 6 » Real Madrid CF is founded.
April 2 » "Electric Theatre", the first full-time movie theater in the United States, opens in Los Angeles.
April 2 » Dmitry Sipyagin, Minister of Interior of the Russian Empire, is assassinated in the Marie Palace, Saint Petersburg.
August 22 » Cadillac Motor Company is founded.
August 22 » Theodore Roosevelt becomes the first President of the United States to make a public appearance in an automobile.
Day of death December 25, 1920
The temperature on December 25, 1920 was between 7.0 °C and 10.6 °C and averaged 9.2 °C. There was 1.1 hours of sunshine (14%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-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.
February 13 » The Negro National League is formed.
June 15 » Following the 1920 Schleswig plebiscites, Northern Schleswig is transferred from Germany to Denmark.
August 13 » Polish–Soviet War: The Battle of Warsaw begins and will last till August 25. The Red Army is defeated.
August 18 » The Nineteenth Amendment to the United States Constitution is ratified, guaranteeing women's suffrage.
August 31 » Polish–Soviet War: A decisive Polish victory in the Battle of Komarów.
November 28 » FIDAC (The Interallied Federation of War Veterans Organisations), the first international organization of war veterans is established in Paris, France
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I291838.php : accessed February 2, 2026), "Adrianus Cornelis Smeekens (1902-1920)".
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