The temperature on August 26, 1917 was between 6.7 °C and 20.9 °C and averaged 14.4 °C. There was 4.3 mm of rain. There was 4.7 hours of sunshine (33%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
April 9 » World War I: The Battle of Arras: The battle begins with Canadian Corps executing a massive assault on Vimy Ridge.
June 13 » World War I: The deadliest German air raid on London of the war is carried out by Gotha G.IV bombers and results in 162 deaths, including 46 children, and 432 injuries.
August 6 » World War I: Battle of Mărășești between the Romanian and German armies begins.
December 7 » World War I: The United States declares war on Austria-Hungary.
December 11 » World War I: British General Edmund Allenby enters Jerusalem on foot and declares martial law.
December 20 » Cheka, the first Soviet secret police force, is founded.
Day of death April 22, 2008
The temperature on April 22, 2008 was between 6.5 °C and 18.1 °C and averaged 13.2 °C. There was 10.9 hours of sunshine (76%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from Thursday, February 22, 2007 to Thursday, October 14, 2010 the cabinet Balkenende IV, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
April 20 » Danica Patrick wins the Indy Japan 300 becoming the first female driver in history to win an Indy car race.
May 12 » U.S. Immigration and Customs Enforcement conducts the largest-ever raid of a workplace in Postville, Iowa, arresting nearly 400 immigrants for identity theft and document fraud.
August 1 » The Beijing–Tianjin Intercity Railway begins operation as the fastest commuter rail system in the world.
August 13 » Russo-Georgian War: Russian units occupy the Georgian city of Gori.
September 20 » A dump truck full of explosives detonates in front of the Marriott hotel in Islamabad, Pakistan, killing 54 people and injuring 266 others.
October 29 » Delta Air Lines merges with Northwest Airlines, creating the world's largest airline and reducing the number of US legacy carriers to five.
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/I313337.php : accessed February 3, 2026), "Hinderkien "Henny" Boekhoff (1917-2008)".
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