The temperature on November 20, 1915 was between -2.8 °C and 3.9 °C and averaged 0.1 °C. There was 5.2 hours of sunshine (61%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-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 13 » The 6.7 Mw Avezzano earthquake shakes the Province of L'Aquila in Italy with a maximum Mercalli intensity of XI (Extreme), killing between 29,978–32,610.
February 8 » D. W. Griffith's controversial film The Birth of a Nation premieres in Los Angeles.
March 20 » Albert Einstein publishes his general theory of relativity.
May 9 » World War I: Second Battle of Artois between German and French forces.
June 9 » William Jennings Bryan resigns as Woodrow Wilson's Secretary of State over a disagreement regarding the United States' handling of the sinking of the RMSLusitania.
July 1 » Leutnant Kurt Wintgens of the then-named German Deutsches Heer's Fliegertruppe army air service achieves the first known aerial victory with a synchronized machine-gun armed fighter plane, the Fokker M.5K/MG Eindecker.
Day of marriage May 8, 1942
The temperature on May 8, 1942 was between 2.7 °C and 13.2 °C and averaged 7.8 °C. There was 11.2 hours of sunshine (73%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
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.
February 10 » World War II: Imperial Japanese Army capture Banjarmasin, capital of Borneo in Dutch East Indies.
February 22 » World War II: President Franklin D. Roosevelt orders General Douglas MacArthur out of the Philippines as the Japanese victory becomes inevitable.
May 8 » World War II: Gunners of the Ceylon Garrison Artillery on Horsburgh Island in the Cocos Islands rebel in the Cocos Islands Mutiny. Their mutiny is crushed and three of them are executed, the only British Commonwealth soldiers to be executed for mutiny during the Second World War.
October 28 » The Alaska Highway first connects Alaska to the North American railway network at Dawson Creek in Canada.
October 30 » World War II: Lt. Tony Fasson and Able Seaman Colin Grazier drown while taking code books from the sinking German submarine U-559.
December 20 » World War II: Japanese air forces bomb Calcutta, India.
Day of death June 6, 1997
The temperature on June 6, 1997 was between 15.0 °C and 27.4 °C and averaged 21.7 °C. There was 9.4 hours of sunshine (57%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. Source: KNMI
In The Netherlands , there was from Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
March 9 » Comet Hale–Bopp: Observers in China, Mongolia and eastern Siberia are treated to a rare double feature as an eclipse permits Hale-Bopp to be seen during the day.
April 18 » The Red River flood begins and soon overwhelms the city of Grand Forks, North Dakota. Fire breaks out and spreads in downtown Grand Forks, but high water levels hamper efforts to reach the fire, leading to the destruction of 11 buildings.
April 22 » Haouch Khemisti massacre in Algeria where 93 villagers are killed.
August 3 » Oued El-Had and Mezouara massacre in Algeria: A total of 116 villagers killed, 40 in Oued El-Had and 76 in Mezouara.
October 25 » After a civil war, Denis Sassou Nguesso proclaims himself President of the Republic of the Congo.
December 19 » SilkAir Flight 185 crashes into the Musi River, near Palembang in Indonesia, killing 104.
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/I123359.php : accessed October 20, 2026), "Johannes Henstra (1915-1997)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.