The temperature on December 17, 1860 was about 1.2 °C. There was 0.1 mm of rain. The air pressure was 0.5 kgf/m2 and came mainly from the north-northeast. The airpressure was 75 cm mercury. The atmospheric humidity was 96%. Source: KNMI
From March 18, 1858 till February 23, 1860 the Netherlands had a cabinet Rochussen - Van Bosse with the prime ministers J.J. Rochussen (conservatief-liberaal) and Mr. P.P. van Bosse (liberaal).
From February 23, 1860 till March 14, 1861 the Netherlands had a cabinet Van Hall - Van Heemstra with the prime ministers Mr. F.A. baron Van Hall (conservatief-liberaal) and Mr. S. baron Van Heemstra (liberaal).
April 3 » The first successful United States Pony Express run from St. Joseph, Missouri, to Sacramento, California, begins.
May 5 » Giuseppe Garibaldi sets sail from Genoa, leading the expedition of the Thousand to conquer the Kingdom of the Two Sicilies and giving birth to the Kingdom of Italy.
June 23 » The United States Congress establishes the Government Printing Office.
August 5 » Charles XV of Sweden of Sweden-Norway is crowned king of Norway in Trondheim.
September 8 » The steamship PSLady Elgin sinks on Lake Michigan, with the loss of around 300 lives.
December 29 » The launch of HMSWarrior, with her combination of screw propeller, iron hull and iron armour, renders all previous warships obsolete.
Day of marriage May 12, 1882
The temperature on May 12, 1882 was about 13.5 °C. The air pressure was 3 kgf/m2 and came mainly from the west-northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 79%. Source: KNMI
In The Netherlands , there was from August 20, 1879 to April 23, 1883 the cabinet Van Lijnden van Sandenburg, with Mr. C.Th. baron Van Lijnden van Sandenburg (conservatief-AR) as prime minister.
March 24 » Robert Koch announces the discovery of Mycobacterium tuberculosis, the bacterium responsible for tuberculosis.
May 6 » The United States Congress passes the Chinese Exclusion Act.
June 28 » The Anglo-French Convention of 1882 marks the territorial boundaries between Guinea and Sierra Leone.
July 10 » War of the Pacific: Chile suffers its last military defeat in the Battle of La Concepción when a garrison of 77 men is annihilated by a 1,300-strong Peruvian force, many of them armed with spears.
September 30 » Thomas Edison's first commercial hydroelectric power plant (later known as Appleton Edison Light Company) begins operation.
December 16 » Wales and England contest the first Home Nations (now Six Nations) rugby union match.
Day of death October 14, 1944
The temperature on October 14, 1944 was between 7.6 °C and 14.9 °C and averaged 11.0 °C. There was 1.5 mm of rain during 1.0 hours. There was 5.1 hours of sunshine (47%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-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.
June 20 » Continuation War: The Soviet Union demands an unconditional surrender from Finland during the beginning of partially successful Vyborg-Petrozavodsk Offensive. The Finnish government refuses.
June 22 » World War II: Opening day of the Soviet Union's Operation Bagration against the Army Group Centre.
July 17 » Port Chicago disaster: Near the San Francisco Bay, two ships laden with ammunition for the war explode in Port Chicago, California, killing 320.
August 4 » The Holocaust: A tip from a Dutch informer leads the Gestapo to a sealed-off area in an Amsterdam warehouse, where they find and arrest Jewish diarist Anne Frank, her family, and four others.
September 5 » Belgium, Netherlands and Luxembourg constitute Benelux.
October 25 » Second World War: The USSTang under Richard O'Kane (the top American submarine ace of the war) is sunk by the ship's own malfunctioning torpedo.
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/I33180.php : accessed October 12, 2026), "Harmen van Seyen (1860-1944)".
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