The temperature on September 14, 1915 was between 9.8 °C and 19.2 °C and averaged 14.8 °C. There was 5.6 mm of rain. There was 9.1 hours of sunshine (71%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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 12 » In Washington, D.C., the first stone of the Lincoln Memorial is put into place.
March 18 » World War I: During the Battle of Gallipoli, three battleships are sunk during a failed British and French naval attack on the Dardanelles.
May 24 » World War I: Italy declares war on Austria-Hungary, joining the conflict on the side of the Allies.
July 24 » The passenger ship SSEastland capsizes while tied to a dock in the Chicago River. A total of 844 passengers and crew are killed in the largest loss of life disaster from a single shipwreck on the Great Lakes.
August 17 » A Category 4 hurricane hits Galveston, Texas with winds at 135 miles per hour (217km/h).
September 12 » French soldiers rescue over 4,000 Armenian Genocide survivors stranded on Musa Dagh.
Day of marriage December 18, 1941
The temperature on December 18, 1941 was between 1.1 °C and 6.9 °C and averaged 4.2 °C. There was 0.5 mm of rain during 0.3 hours. There was 0.4 hours of sunshine (5%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
March 25 » The Kingdom of Yugoslavia joins the Axis powers with the signing of the Tripartite Pact.
May 2 » Following the coup d'état against Iraq Crown Prince 'Abd al-Ilah earlier that year, the United Kingdom launches the Anglo-Iraqi War to restore him to power.
July 16 » Joe DiMaggio hits safely for the 56th consecutive game, a streak that still stands as an MLB record.
September 28 » Ted Williams achieves a .406 batting average for the season, and becomes the last major league baseball player to bat .400 or better.
December 9 » World War II: China, Cuba, Guatemala, and the Philippine Commonwealth declare war on Germany and Japan.
December 15 » The Holocaust in Ukraine: German troops murder over 15,000 Jews at Drobytsky Yar, a ravine southeast of the city of Kharkiv.
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/I470862.php : accessed February 27, 2026), "Arent Idema (1915-< 2014)".
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