The average temperature on November 21, 1916 was 4.1 °C. There was 0.7 hours of sunshine (8%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. 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.
February 24 » The Governor-General of Korea establishes a clinic called Jahyewon in Sorokdo to segregate Hansen's disease patients.
March 8 » World War I: A British force unsuccessfully attempts to relieve the siege of Kut (present-day Iraq) in the Battle of Dujaila.
April 24 » Ernest Shackleton and five men of the Imperial Trans-Antarctic Expedition launch a lifeboat from uninhabited Elephant Island in the Southern Ocean to organise a rescue for the crew of the sunken Endurance.
May 16 » The United Kingdom of Great Britain and Ireland and the French Third Republic sign the secret wartime Sykes-Picot Agreement partitioning former Ottoman territories such as Iraq and Syria.
September 15 » World War I: Tanks are used for the first time in battle, at the Battle of the Somme.
September 27 » Iyasu V is proclaimed deposed as ruler of Ethiopia in a palace coup in favor of his aunt Zewditu.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I401201.php : accessed February 26, 2026), "Willem de Roo (1916-< 2015)".
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