January 1 » The first American college football bowl game, the Rose Bowl between Michigan and Stanford, is held in Pasadena, California.
January 30 » The first Anglo-Japanese Alliance is signed in London.
March 6 » Real Madrid CF is founded.
March 18 » Macario Sakay issues Presidential Order No. 1 of his Tagalog Republic.
May 8 » In Martinique, Mount Pelée erupts, destroying the town of Saint-Pierre and killing over 30,000 people. Only a handful of residents survive the blast.
July 17 » Willis Carrier creates the first air conditioner in Buffalo, New York.
Day of death September 12, 1956
The temperature on September 12, 1956 was between 10.6 °C and 15.1 °C and averaged 13.0 °C. There was 0.5 hours of sunshine (4%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
May 1 » A doctor in Japan reports an "epidemic of an unknown disease of the central nervous system", marking the official discovery of Minamata disease.
May 20 » In Operation Redwing, the first United States airborne hydrogen bomb is dropped over Bikini Atoll in the Pacific Ocean.
October 14 » Dr. B. R. Ambedkar, leader of India's Untouchable caste, converts to Buddhism along with 385,000 of his followers (see Neo-Buddhism).
November 1 » The Indian states Kerala, Andhra Pradesh, and Mysore are formally created under the States Reorganisation Act; Kanyakumari district is joined to Tamil Nadu from Kerala.
November 12 » Morocco, Sudan and Tunisia join the United Nations.
December 19 » Irish-born physician John Bodkin Adams is arrested in connection with the suspicious deaths of more than 160 patients. Eventually he is convicted only of minor charges.
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/I136960.php : accessed February 15, 2026), "Martinus van der Kooy (1902-1956)".
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