The temperature on February 12, 1912 was between 0.4 °C and 8.0 °C and averaged 4.7 °C. There was 5.6 mm of rain. There was 0.3 hours of sunshine (3%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
January 23 » The International Opium Convention is signed at The Hague.
May 5 » Pravda, the "voice" of the Communist Party of the Soviet Union, begins publication in Saint Petersburg.
July 30 » Japan's Emperor Meiji dies and is succeeded by his son Yoshihito, who is now known as the Emperor Taishō.
August 6 » The Bull Moose Party meets at the Chicago Coliseum.
November 5 » Woodrow Wilson is elected the 28th President of the United States, defeating incumbent William Howard Taft.
Day of marriage September 18, 1942
The temperature on September 18, 1942 was between 10.1 °C and 18.2 °C and averaged 14.2 °C. There was 0.3 mm of rain during 0.1 hours. There was 4.5 hours of sunshine (36%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. 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.
March 9 » World War II: Dutch East Indies unconditionally surrendered to the Japanese forces in Kalijati, Subang, West Java, and the Japanese completed their Dutch East Indies campaign.
April 26 » Benxihu Colliery accident in Manchukuo leaves 1549 Chinese miners dead.
August 16 » World War II: A naval L-class blimp drifts in from the Pacific and eventually crashes in Daly City, California. The two-man crew cannot be found.
September 12 » World War II: First day of the Battle of Edson's Ridge during the Guadalcanal Campaign. U.S. Marines protecting Henderson Field are attacked by Japanese troops.
October 2 » World War II: Ocean Liner RMSQueen Mary accidentally rams and sinks HMSCuracoa, killing 337 crewmen aboard Curacoa.
December 22 » World War II: Adolf Hitler signs the order to develop the V-2 rocket as a weapon.
Day of death August 6, 1971
The temperature on August 6, 1971 was between 14.5 °C and 23.7 °C and averaged 18.2 °C. There was 0.4 mm of rain during 0.6 hours. There was 5.4 hours of sunshine (35%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
February 8 » South Vietnamese ground troops launch an incursion into Laos to try to cut off the Ho Chi Minh trail and stop communist infiltration.
April 7 » President Richard Nixon announces his decision to quicken the pace of Vietnamization.
May 20 » In the Chuknagar massacre, Pakistani forces massacre thousands, mostly Bengali Hindus.
July 5 » The Twenty-sixth Amendment to the United States Constitution, lowering the voting age from 21 to 18 years, is formally certified by President Richard Nixon.
September 21 » Bahrain, Bhutan and Qatar join the United Nations.
October 21 » A gas explosion kills 22 people at a shopping centre near Glasgow, Scotland.
When copying data from this family tree, please include a reference to the origin: Nico de Kunder, "Family tree De Kunder", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-kunder/I5429.php : accessed December 31, 2025), "Henri Daniel Johannes Maria Willemse (1912-1971)".
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