The temperature on April 6, 1861 was about 9.1 °C. There was 0.1 mm of rain. The air pressure was 4 kgf/m2 and came mainly from the north-northwest. The airpressure was 77 cm mercury. The atmospheric humidity was 66%. 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 20 » An earthquake destroys Mendoza, Argentina.
April 27 » American President Abraham Lincoln suspends the writ of habeas corpus.
May 13 » The Great Comet of 1861 is discovered by John Tebbutt of Windsor, New South Wales, Australia.
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.
November 20 » American Civil War: A secession ordinance is filed by Kentucky's Confederate government.
Day of marriage May 23, 1889
The temperature on May 23, 1889 was about 26.2 °C. The air pressure was 4 kgf/m2 and came mainly from the south-southeast. The airpressure was 76 cm mercury. The atmospheric humidity was 35%. Source: KNMI
February 11 » Meiji Constitution of Japan is adopted.
May 6 » The Eiffel Tower is officially opened to the public at the Universal Exposition in Paris.
July 11 » Tijuana, Mexico, is founded.
August 13 » William Gray of Hartford, Connecticut is granted United States Patent Number 408,709 for "Coin-controlled apparatus for telephones."
November 11 » The State of Washington is admitted as the 42nd state of the United States.
November 14 » Pioneering female journalist Nellie Bly (aka Elizabeth Cochrane) begins a successful attempt to travel around the world in less than 80 days. She completes the trip in 72 days.
Day of death July 2, 1942
The temperature on July 2, 1942 was between 8.2 °C and 23.6 °C and averaged 17.1 °C. There was 13.1 hours of sunshine (79%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. 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.
February 8 » World War II: Dutch Colonial Army General Destruction Unit (AVC, Algemene Vernielings Corps) burns Banjarmasin, South Borneo to avoid Japanese capture.
April 8 » World War II: The Japanese take Bataan in the Philippines.
May 19 » World War II: In the aftermath of the Battle of the Coral Sea, Task Force 16 heads to Pearl Harbor.
November 21 » The completion of the Alaska Highway (also known as the Alcan Highway) is celebrated (however, the highway is not usable by standard road vehicles until 1943).
November 26 » World War II: Yugoslav Partisans convene the first meeting of the Anti-Fascist Council for the National Liberation of Yugoslavia at Bihać in northwestern Bosnia.
November 30 » World War II: Battle of Tassafaronga; A smaller squadron of Japanese destroyers led by Raizō Tanaka defeats a U.S. cruiser force under Carleton H. Wright.
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/I149222.php : accessed October 10, 2026), "Roelf IJbema (1861-1942)".
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