Family tree Weening » Jan Helder (1918-)

Personal data Jan Helder 

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Timeline Jan Helder

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Ancestors (and descendant) of Jan Helder


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Historical events

Birthday July 29, 1918

  • The temperature on July 29, 1918 was between 11.6 °C and 18.7 °C and averaged 14.8 °C. There was 0.5 mm of rain. There was 3.8 hours of sunshine (24%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
  • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
  • 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.
  • In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
  • In the year 1918: Source: Wikipedia
    • The Netherlands had about 6.6 million citizens.
    • January 29 » Ukrainian–Soviet War: An armed uprising organized by the Bolsheviks in anticipation of the encroaching Red Army begins at the Kiev Arsenal, which will be put down six days later.
    • March 3 » Russia signs the Treaty of Brest-Litovsk, agreeing to withdraw from World War I, and conceding German control of the Baltic States, Belarus and Ukraine. It also conceded Turkish control of Ardahan, Kars and Batumi.
    • May 2 » General Motors acquires the Chevrolet Motor Company of Delaware.
    • May 26 » The Democratic Republic of Georgia is established.
    • September 26 » World War I: The Meuse-Argonne Offensive began which would last until the total surrender of German forces.
    • December 14 » Portuguese President Sidónio Pais is assassinated.


Same birth/death day

Source: Wikipedia


About the surname Helder

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The Family tree Weening publication was prepared by .contact the author
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/I109939.php : accessed January 18, 2026), "Jan Helder (1918-)".