January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
January 23 » Second Boer War: The Battle of Spion Kop between the forces of the South African Republic and the Orange Free State and British forces ends in a British defeat.
February 27 » Second Boer War: In South Africa, British military leaders receive an unconditional notice of surrender from Boer General Piet Cronjé at the Battle of Paardeberg.
February 28 » The Second Boer War: The 118-day "Siege of Ladysmith" is lifted.
April 5 » Archaeologists in Knossos, Crete, discover a large cache of clay tablets with hieroglyphic writing in a script they call Linear B.
December 19 » Hopetoun Blunder: The first Governor-General of Australia John Hope, 7th Earl of Hopetoun, appoints Sir William Lyne premier of the new state of New South Wales, but he is unable to persuade other colonial politicians to join his government and is forced to resign.
Day of marriage September 21, 1927
The temperature on September 21, 1927 was between 14.8 °C and 19.3 °C and averaged 16.8 °C. There was 1.4 hours of sunshine (11%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 23 » German theoretical physicist Werner Heisenberg writes a letter to fellow physicist Wolfgang Pauli, in which he describes his uncertainty principle for the first time.
April 27 » Carabineros de Chile (Chilean national police force and gendarmerie) are created.
August 16 » The Dole Air Race begins from Oakland, California, to Honolulu, Hawaii, during which six out of the eight participating planes crash or disappear.
November 12 » Leon Trotsky is expelled from the Soviet Communist Party, leaving Joseph Stalin in undisputed control of the Soviet Union.
December 3 » Putting Pants on Philip, the first Laurel and Hardy film, is released.
December 11 » Guangzhou Uprising: Communist Red Guards launch an uprising in Guangzhou, China, taking over most of the city and announcing the formation of a Guangzhou Soviet.
When copying data from this family tree, please include a reference to the origin: Simone, "Family tree Zijlmans", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-zijlmans/I7336.php : accessed May 13, 2025), "Cornelis Jacobus Zijlmans (1900-)".
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.