The temperature on May 15, 1870 was about 20.6 °C. The air pressure was 1 kgf/m2 and came mainly from the south-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 51%. Source: KNMI
From June 4, 1868 till January 4, 1871 the Netherlands had a cabinet Van Bosse - Fock with the prime ministers Mr. P.P. van Bosse (liberaal) and Mr. C. Fock (liberaal).
January 13 » Émile Zola's J'accuse…! exposes the Dreyfus affair.
February 15 » The battleship USSMaine explodes and sinks in Havana harbor in Cuba, killing 274. This event leads the United States to declare war on Spain.
July 4 » En route from New York to Le Havre, the SS La Bourgogne collides with another ship and sinks off the coast of Sable Island, with the loss of 549 lives.
August 13 » Spanish–American War: Spanish and American forces engage in a mock battle for Manila, after which the Spanish commander surrendered in order to keep the city out of Filipino rebel hands.
August 23 » The Southern Cross Expedition, the first British venture of the Heroic Age of Antarctic Exploration, departs from London.
August 25 » Seven hundred Greek civilians, 17 British guards and the British Consul of Crete are killed by a Turkish mob in Heraklion, Greece.
Day of death September 23, 1956
The temperature on September 23, 1956 was between 11.6 °C and 24.0 °C and averaged 17.2 °C. There was 9.1 hours of sunshine (75%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
March 23 » Pakistan becomes the first Islamic republic in the world. This date is now celebrated as Republic Day in Pakistan.
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 24 » The first Eurovision Song Contest is held in Lugano, Switzerland.
July 25 » Forty-five miles south of Nantucket Island, the Italian ocean liner SSAndrea Doria collides with the MSStockholm in heavy fog and sinks the next day, killing 51.
September 13 » The dike around the Dutch polder East Flevoland is closed.
October 15 » FORTRAN, the first modern computer language, is first shared with the coding community.
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/I45440.php : accessed October 2, 2026), "Boele Martinus de Haan (1870-1956)".
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