January 30 » Archduke Crown Prince Rudolf of Austria, heir to the Austro-Hungarian crown, is found dead with his mistress Baroness Mary Vetsera in the Mayerling.
April 1 » The University of Northern Colorado was established, as the Colorado State Normal School.
June 26 » Bangui is founded by Albert Dolisie and Alfred Uzac in what was then the upper reaches of the French Congo.
September 28 » The General Conference on Weights and Measures (CGPM) defines the length of a meter.
November 2 » North Dakota and South Dakota are admitted as the 39th and 40th U.S. states.
November 8 » Montana is admitted as the 41st U.S. state.
Day of marriage February 19, 1914
The temperature on February 19, 1914 was between 0.3 °C and 6.0 °C and averaged 3.6 °C. There was 3.4 mm of rain. There was 3.2 hours of sunshine (31%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the 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.
May 17 » The Protocol of Corfu is signed, recognising full autonomy to Northern Epirus under nominal Albanian sovereignty.
July 11 » USSNevada(BB-36) is launched.
August 23 » World War I: The British Expeditionary Force and the French Fifth Army begin their Great Retreat before the German Army.
September 1 » St. Petersburg, Russia, changes its name to Petrograd.
November 1 » World War I: The Australian Imperial Force (AIF) departed by ship in a single convoy from Albany, Western Australia bound for Egypt.
November 5 » World War I: France and the British Empire declare war on the Ottoman Empire.
Day of death September 12, 1966
The temperature on September 12, 1966 was between 13.2 °C and 25.0 °C and averaged 18.6 °C. There was 3.9 hours of sunshine (30%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
July 18 » Human spaceflight: Gemini 10 is launched from Cape Kennedy on a 70-hour mission that includes docking with an orbiting Agena target vehicle.
July 24 » Michael Pelkey makes the first BASE jump from El Capitan along with Brian Schubert. Both came out with broken bones. BASE jumping has now been banned from El Cap.
August 26 » The South African Border War starts with the battle at Omugulugwombashe.
October 17 » The 23rd Street Fire in New York City kills 12 firefighters.
October 22 » The Supremes become the first all-female music group to attain a No. 1 selling album (The Supremes A' Go-Go).
December 24 » A Canadair CL-44 chartered by the United States military crashes into a small village in South Vietnam, killing 129.
When copying data from this family tree, please include a reference to the origin: J. van Broekhoven, "Database Van Broekhoven", database, Genealogy Online (https://www.genealogieonline.nl/database-van-broekhoven/I77911.php : accessed February 15, 2026), "Jacomina Wilhelmina de Laat (1889-1966)".
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.