The temperature on April 12, 1861 was about 6.3 °C. The air pressure was 2.5 kgf/m2 and came mainly from the north-northeast. The airpressure was 77 cm mercury. The atmospheric humidity was 94%. 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 9 » American Civil War: Jefferson Davis is elected the Provisional President of the Confederate States of America by the Confederate convention at Montgomery, Alabama.
March 4 » The first national flag of the Confederate States of America (the "Stars and Bars") is adopted.
March 11 » American Civil War: The Constitution of the Confederate States of America is adopted.
April 13 » American Civil War: Fort Sumter surrenders to Confederate forces.
July 16 » American Civil War: At the order of President Abraham Lincoln, Union troops begin a 25-mile march into Virginia for what will become the First Battle of Bull Run, the first major land battle of the war.
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 9, 1882
The temperature on February 9, 1882 was about -1.0 °C. The air pressure was 2 kgf/m2 and came mainly from the south-southwest. The airpressure was 77 cm mercury. The atmospheric humidity was 92%. 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 4 » Britain's first electric trams run in east London.
March 6 » The Serbian kingdom is re-founded.
March 29 » The Knights of Columbus is established.
June 6 » The Shewan forces of Menelik II of Ethiopia defeat the Gojjame army in the Battle of Embabo. The Shewans capture Negus Tekle Haymanot of Gojjam, and their victory leads to a Shewan hegemony over the territories south of the Abay River.
July 26 » Premiere of Richard Wagner's opera Parsifal at Bayreuth.
September 5 » The first United States Labor Day parade is held in New York City.
Day of death May 9, 1941
The temperature on May 9, 1941 was between -0.8 °C and 11.3 °C and averaged 6.5 °C. There was 7.1 hours of sunshine (46%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
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.
February 23 » Plutonium is first produced and isolated by Dr. Glenn T. Seaborg.
March 1 » World War II: Bulgaria signs the Tripartite Pact, allying itself with the Axis powers.
August 24 » Adolf Hitler orders the cessation of Nazi Germany's systematic T4 euthanasia program of the mentally ill and the handicapped due to protests, although killings continue for the remainder of the war.
September 29 » World War II: German forces, with the aid of local Ukrainian collaborators, begin the two-day Babi Yar massacre.
October 17 » World War II: The USS Kearny becomes the first US Navy vessel to be torpedoed by a U-boat.
October 20 » World War II: Thousands of civilians in German-occupied Serbia are murdered in the Kragujevac massacre.
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/I216737.php : accessed October 17, 2026), "Jan Zomerlei (1861-1941)".
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