The temperature on April 5, 1870 was about 14.7 °C. The air pressure was 2 kgf/m2 and came mainly from the south east. The airpressure was 77 cm mercury. The atmospheric humidity was 23%. 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 10 » John D. Rockefeller incorporates Standard Oil.
February 15 » Stevens Institute of Technology is founded in New Jersey, USA and offers the first Bachelor of Engineering degree in Mechanical Engineering.
May 12 » The Manitoba Act is given the Royal Assent, paving the way for Manitoba to become a province of Canada on July 15.
August 8 » The Republic of Ploiești, a failed Radical-Liberal rising against Domnitor Carol of Romania.
September 3 » Franco-Prussian War: The Siege of Metz begins, resulting in a decisive Prussian victory on October 23.
September 4 » Emperor Napoleon III of France is deposed and the Third Republic is declared.
Day of death May 12, 1942
The temperature on May 12, 1942 was between 8.7 °C and 17.7 °C and averaged 12.5 °C. There was 0.3 mm of rain during 0.1 hours. There was 10.3 hours of sunshine (66%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. 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.
January 30 » World War II: Battle of Ambon. Japanese forces invade the island of Ambon in the Dutch East Indies. Some 300 captured Allied troops are massacred at Laha airfield. Three-fourths of remaining POWs will not have survived by the end of the war, including 250 men who will be shipped to Hainan Island in South China Sea and never returned.
February 19 » World War II: Nearly 250 Japanese warplanes attack the northern Australian city of Darwin, killing 243 people.
March 31 » World War II: Japanese forces invade Christmas Island, then a British possession.
June 11 » Free French Forces retreat from Bir Hakeim after having successfully delayed the Axis advance.
August 23 » World War II: Beginning of the Battle of Stalingrad.
November 4 » World War II: Disobeying a direct order by Adolf Hitler, General Field Marshal Erwin Rommel begins a retreat of his forces after a costly defeat during the Second Battle of El Alamein. The retreat would ultimately last five months.
When copying data from this family tree, please include a reference to the origin: Hans Pruckmuller, "Family tree Van Willigen", database, Genealogy Online (https://www.genealogieonline.nl/van-willigen-stamboom/I4407.php : accessed February 23, 2026), "Jan Maartin van Willigen (1870-1942)".
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