The temperature on April 23, 1890 was about 12.5 °C. There was 1 mm of rain. The air pressure was 12 kgf/m2 and came mainly from the west-southwest. The airpressure was 76 cm mercury. The atmospheric humidity was 65%. Source: KNMI
January 22 » The United Mine Workers of America is founded in Columbus, Ohio.
March 20 » Prime Minister of the German Empire Otto von Bismarck is dismissed by Emperor Wilhelm II.
July 2 » The U.S. Congress passes the Sherman Antitrust Act.
September 12 » Salisbury, Rhodesia, is founded.
December 15 » Hunkpapa Lakota leader Sitting Bull is killed on Standing Rock Indian Reservation, leading to the Wounded Knee Massacre.
December 30 » Following the Wounded Knee Massacre, the United States Army and Lakota warriors face off in the Drexel Mission Fight.
Day of marriage April 19, 1917
The temperature on April 19, 1917 was between -1.6 °C and 7.6 °C and averaged 4.1 °C. There was 1.9 mm of rain. There was 0.9 hours of sunshine (6%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
April 9 » World War I: The Battle of Arras: The battle begins with Canadian Corps executing a massive assault on Vimy Ridge.
May 13 » Three children report the first apparition of Our Lady of Fátima in Fátima, Portugal.
June 26 » World War I: The American Expeditionary Forces begin to arrive in France. They will first enter combat four months later.
October 31 » World War I: Battle of Beersheba: The "last successful cavalry charge in history".
November 28 » The Estonian Provincial Assembly declares itself the sovereign power of Estonia.
December 7 » World War I: The United States declares war on Austria-Hungary.
Day of death August 2, 1951
The temperature on August 2, 1951 was between 16.3 °C and 24.1 °C and averaged 19.6 °C. There was 10.0 hours of sunshine (65%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
In The Netherlands , there was from March 15, 1951 to September 2, 1952 the cabinet Drees I, with Dr. W. Drees (PvdA) as prime minister.
April 25 » Korean War: Assaulting Chinese forces are forced to withdraw after heavy fighting with UN forces, primarily made up of Australian and Canadian troops, at the Battle of Kapyong.
June 23 » The ocean liner SS United States is christened and launched.
July 20 » King Abdullah I of Jordan is assassinated by a Palestinian while attending Friday prayers in Jerusalem.
September 1 » The United States, Australia and New Zealand sign a mutual defense pact, called the ANZUS Treaty.
November 2 » Six thousand British troops arrive in Suez after the Egyptian government abrogates the Anglo-Egyptian treaty of 1936.
December 22 » The Selangor Labour Party is founded in Selangor, Malaya.
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/I79469.php : accessed December 27, 2025), "Jochum Koopmans (1890-1951)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.