February 23 » Émile Zola is imprisoned in France after writing J'Accuse…!, a letter accusing the French government of antisemitism and wrongfully imprisoning Captain Alfred Dreyfus.
June 13 » Yukon Territory is formed, with Dawson chosen as its capital.
June 17 » The United States Navy Hospital Corps is established.
June 21 » The United States captures Guam from Spain. The few warning shots fired by the U.S. naval vessels are misinterpreted as salutes by the Spanish garrison, which was unaware that the two nations were at war.
August 13 » Carl Gustav Witt discovers 433 Eros, the first near-Earth asteroid to be found.
September 10 » Empress Elisabeth of Austria is assassinated by Luigi Lucheni.
Day of death January 9, 1917
The temperature on January 9, 1917 was between 0.6 °C and 3.0 °C and averaged 2.1 °C. There was 3.4 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 19 » Silvertown explosion: A blast at a munitions factory in London kills 73 and injures over 400. The resulting fire causes over £2,000,000 worth of damage.
April 9 » World War I: The Battle of Arras: The battle begins with Canadian Corps executing a massive assault on Vimy Ridge.
April 12 » World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.
July 20 » World War I: The Corfu Declaration, which leads to the creation of the post-war Kingdom of Yugoslavia, is signed by the Yugoslav Committee and Kingdom of Serbia.
July 27 » World War I: The Allies reach the Yser Canal at the Battle of Passchendaele.
November 2 » The Balfour Declaration proclaims British support for the "establishment in Palestine of a national home for the Jewish people" with the clear understanding "that nothing shall be done which may prejudice the civil and religious rights of existing non-Jewish communities".
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I184035.php : accessed October 10, 2026), "Derk Jan Weenink (1898-1917)".
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