The temperature on April 22, 1916 was between 5.9 °C and 8.6 °C and averaged 6.8 °C. There was 10.5 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north. 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.
May 6 » Vietnamese Emperor Duy Tân is captured while calling upon the people to rise up against the French, and is later deposed and exiled to Réunion island.
June 10 » The Arab Revolt against the Ottoman Empire was declared by Hussein bin Ali, Sharif of Mecca.
July 15 » In Seattle, Washington, William Boeing and George Conrad Westervelt incorporate Pacific Aero Products (later renamed Boeing).
July 22 » Preparedness Day Bombing: In San Francisco, a bomb explodes on Market Street during a parade, killing ten and injuring 40.
August 28 » World War I: Italy declares war on Germany.
November 19 » Samuel Goldwyn and Edgar Selwyn establish Goldwyn Pictures.
Day of marriage May 1, 1941
The temperature on May 1, 1941 was between 8.0 °C and 12.0 °C and averaged 10.0 °C. There was 1.3 mm of rain during 3.1 hours. There was 0.1 hours of sunshine (1%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. 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.
April 23 » World War II: The Greek government and King George II evacuate Athens before the invading Wehrmacht.
April 27 » World War II: The Communist Party of Slovenia, the Slovene Christian Socialists, the left-wing Slovene Sokols (also known as "National Democrats") and a group of progressive intellectuals establish the Liberation Front of the Slovene Nation.
May 6 » The first flight of the Republic P-47 Thunderbolt.
May 27 » World War II: The German battleshipBismarck is sunk in the North Atlantic killing almost 2,100 men.
November 19 » World War II: Battle between HMAS Sydney and HSK Kormoran. The two ships sink each other off the coast of Western Australia, with the loss of 645 Australians and about 77 German seamen.
December 19 » World War II: Adolf Hitler appoints himself as head of the Oberkommando des Heeres.
Day of death December 12, 1954
The temperature on December 12, 1954 was between 0.1 °C and 5.0 °C and averaged 3.2 °C. There was 6.2 mm of rain during 5.2 hours. There was 0.2 hours of sunshine (3%). The partly or heavily clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the south. Source: KNMI
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/I189742.php : accessed October 24, 2026), "Johannes Boersema (1916-1954)".
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