The temperature on April 5, 1861 was about 10.4 °C. The air pressure was 5 kgf/m2 and came mainly from the northwest. The airpressure was 76 cm mercury. The atmospheric humidity was 62%. 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).
January 10 » American Civil War: Florida becomes the third state to secede from the Union.
January 11 » American Civil War: Alabama secedes from the United States.
March 30 » Discovery of the chemical elements: Sir William Crookes announces his discovery of thallium.
April 27 » American President Abraham Lincoln suspends the writ of habeas corpus.
July 21 » American Civil War: First Battle of Bull Run: At Manassas Junction, Virginia, the first major battle of the war begins and ends in a victory for the Confederate army.
November 1 » American Civil War: U.S. President Abraham Lincoln appoints George B. McClellan as the commander of the Union Army, replacing General Winfield Scott.
Day of marriage May 15, 1886
The temperature on May 15, 1886 was about 11.8 °C. The air pressure was 14 kgf/m2 and came mainly from the west-southwest. The airpressure was 75 cm mercury. The atmospheric humidity was 56%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
April 8 » William Ewart Gladstone introduces the first Irish Home Rule Bill into the British House of Commons.
May 1 » Rallies are held throughout the United States demanding the eight-hour work day, culminating in the Haymarket affair in Chicago, in commemoration of which May 1 is celebrated as International Workers' Day in many countries.
May 4 » Haymarket affair: A bomb is thrown at policemen trying to break up a labor rally in Chicago, United States, killing eight and wounding 60. The police fire into the crowd.
May 8 » Pharmacist John Pemberton first sells a carbonated beverage named "Coca-Cola" as a patent medicine.
June 26 » Henri Moissan isolated elemental Fluorine for the first time.
November 14 » Friedrich Soennecken first developed the hole puncher, a type of office tool capable of punching small holes in paper.
Day of death September 19, 1944
The temperature on September 19, 1944 was between 8.9 °C and 21.6 °C and averaged 15.2 °C. There was 9.9 hours of sunshine (79%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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.
April 14 » Bombay explosion: A massive explosion in Bombay harbor kills 300 and causes economic damage valued then at 20million pounds.
June 4 » World War II: A hunter-killer group of the United States Navy captures the German submarine U-505: The first time a U.S. Navy vessel had captured an enemy vessel at sea since the 19th century.
July 21 » World War II: Claus von Stauffenberg and four fellow conspirators are executed for the July 20 plot to assassinate Adolf Hitler.
August 1 » World War II: The Warsaw Uprising against the Nazi German occupation breaks out in Warsaw, Poland.
October 8 » World War II: Captain Bobbie Brown earns a Medal of Honor for his actions during the Battle of Crucifix Hill, just outside Aachen.
November 7 » Franklin D. Roosevelt elected for a record fourth term as President of the United States.
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/I56410.php : accessed October 11, 2026), "Pieter Venema (1861-1944)".
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