February 9 » The Davis Cup competition is established.
March 18 » AFC Ajax Amsterdam, The Netherlands's biggest and most successful football club, was founded.
April 30 » Hawaii becomes a territory of the United States, with Sanford B. Dole as governor.
May 23 » American Civil War: Sergeant William Harvey Carney is awarded the Medal of Honor for his heroism in the Assault on the Battery Wagner in 1863.
July 9 » The Federation of Australia is given royal assent.
July 27 » Kaiser Wilhelm II makes a speech comparing Germans to Huns; for years afterwards, "Hun" would be a disparaging name for Germans.
Day of death January 7, 1920
The average temperature on January 7, 1920 was -1.3 °C. The average windspeed was 3 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.
May 7 » Kiev Offensive: Polish troops led by Józef Piłsudski and Edward Rydz-Śmigły and assisted by a symbolic Ukrainian force capture Kiev only to be driven out by the Red Army counter-offensive a month later.
August 19 » The Tambov Rebellion breaks out, in response to the Bolshevik policy of Prodrazvyorstka.
August 31 » Polish–Soviet War: A decisive Polish victory in the Battle of Komarów.
October 30 » The Communist Party of Australia is founded in Sydney.
November 28 » FIDAC (The Interallied Federation of War Veterans Organisations), the first international organization of war veterans is established in Paris, France
December 3 » Following more than a month of Turkish–Armenian War, the Turkish dictated Treaty of Alexandropol is concluded.
When copying data from this family tree, please include a reference to the origin: Jan Nieuwenhuizen, "Family tree Nieuwenhuizen-Van Ginkel en De Kruijf-Grootendorst", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-nieuwenhuizen-van-ginkel-de-kruijf-grootendorst/I503920.php : accessed May 10, 2025), "Jannetje Haarman (1900-1920)".
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