The temperature on April 7, 1861 was about 8.7 °C. The air pressure was 0.5 kgf/m2 and came mainly from the north-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 64%. Source: KNMI
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).
From March 14, 1861 till January 31, 1862 the Netherlands had a cabinet Van Zuijlen van Nijevelt - Loudon with the prime ministers Mr. J.P.P. baron Van Zuijlen van Nijevelt (conservatief-liberaal) and Mr. J. Loudon (liberaal).
February 11 » American Civil War: The United States House of Representatives unanimously passes a resolution guaranteeing noninterference with slavery in any state.
April 19 » American Civil War: Baltimore riot of 1861: A pro-Secession mob in Baltimore attacks United States Army troops marching through the city.
May 29 » The Hong Kong General Chamber of Commerce is founded, in Hong Kong.
August 5 » The United States Army abolishes flogging.
October 9 » American Civil War: Union troops repel a Confederate attempt to capture Fort Pickens.
October 21 » American Civil War: Union forces under Colonel Edward Baker are defeated by Confederate troops in the second major battle of the war.
Day of marriage February 27, 1904
The temperature on February 27, 1904 was between -4.3 °C and -0.2 °C and averaged -2.3 °C. There was 1.2 hours of sunshine (11%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 23 » Ålesund Fire: the Norwegian coastal town Ålesund is devastated by fire, leaving 10,000 people homeless and one person dead. Kaiser Wilhelm II funds the rebuilding of the town in Jugendstil style.
February 17 » Madama Butterfly receives its première at La Scala in Milan.
May 9 » The steam locomotive City of Truro becomes the first steam engine in Europe to exceed 100mph (160km/h).
May 21 » The Fédération Internationale de Football Association (FIFA) is founded in Paris.
July 21 » Louis Rigolly, a Frenchman, becomes the first man to break the 100mph (161km/h) barrier on land. He drove a 15-liter Gobron-Brillié in Ostend, Belgium.
July 31 » Russo-Japanese War: Battle of Hsimucheng: Units of the Imperial Japanese Army defeat units of the Imperial Russian Army in a strategic confrontation.
Day of death November 15, 1943
The temperature on November 15, 1943 was between 0.4 °C and 8.1 °C and averaged 3.5 °C. There was 0.2 mm of rain during 0.2 hours. There was 3.0 hours of sunshine (34%). The average windspeed was 2 Bft (weak wind) and was prevailing from the 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 11 » The Republic of China agrees to the Sino-British New Equal Treaty and the Sino-American New Equal Treaty.
April 19 » Albert Hofmann deliberately doses himself with LSD for the first time, three days after having discovered its effects on April 16.
July 28 » World War II: Operation Gomorrah: The Royal Air Force bombs Hamburg, Germany causing a firestorm that kills 42,000 German civilians.
October 16 » Holocaust in Italy: Raid of the Ghetto of Rome.
November 20 » World War II: Battle of Tarawa (Operation Galvanic) begins: United States Marines land on Tarawa Atoll in the Gilbert Islands and suffer heavy fire from Japanese shore guns and machine guns.
December 13 » World War II: The Massacre of Kalavryta by German occupying forces in Greece.
When copying data from this family tree, please include a reference to the origin: Gijsbertus Cornelis (Bert) Severijn, "Family tree Severijn", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-severijn/I4914.php : accessed February 18, 2026), "Hermannus Carel Opten (1861-1943)".
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