Family tree Gelderman » Jan de Groot (1897-1971)

Personal data Jan de Groot 


Household of Jan de Groot

He is married to Jannetta van Mossel.

They got married.

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Timeline Jan de Groot

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Ancestors (and descendant) of Jan de Groot

Jan de Groot
1897-1971



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    Historical events

    • The temperature on November 30, 1897 was about 2.2 °C. The airpressure was 75 cm mercury. The atmospheric humidity was 82%. Source: KNMI
    • Koningin Wilhelmina (Huis van Oranje-Nassau) was from 1890 till 1948 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
    • Regentes Emma (Huis van Oranje-Nassau) was from 1890 till 1898 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
    • In The Netherlands , there was from May 9, 1894 to July 27, 1897 the cabinet Roëll, with Jonkheer mr. J. Roëll (oud-liberaal) as prime minister.
    • In The Netherlands , there was from July 27, 1897 to August 1, 1901 the cabinet Pierson, with Mr. N.G. Pierson (unie-liberaal) as prime minister.
    • In the year 1897: Source: Wikipedia
      • The Netherlands had about 5.1 million citizens.
      • February 28 » Queen Ranavalona III, the last monarch of Madagascar, is deposed by a French military force.
      • April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
      • April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
      • September 12 » Tirah Campaign: In the Battle of Saragarhi, ten thousand Pashtun tribesmen suffer several hundred casualties while attacking 21 Sikh soldiers in British service.
      • November 1 » The first Library of Congress building opens its doors to the public; the library had previously been housed in the Congressional Reading Room in the U.S. Capitol.
      • December 30 » The British Colony of Natal annexes Zululand.
    • The temperature on October 5, 1971 was between 1.0 °C and 14.3 °C and averaged 7.6 °C. There was 9.7 hours of sunshine (85%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
    • Koningin Juliana (Huis van Oranje-Nassau) was from September 4, 1948 till April 30, 1980 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
    • In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet De Jong, with P.J.S. de Jong (KVP) as prime minister.
    • In The Netherlands , there was from April 5, 1967 to Tuesday, July 6, 1971 the cabinet Biesheuvel I, with Mr. B.W. Biesheuvel (ARP) as prime minister.
    • In the year 1971: Source: Wikipedia
      • The Netherlands had about 13.1 million citizens.
      • January 25 » Idi Amin leads a coup deposing Milton Obote and becomes Uganda's president.
      • April 17 » The Provisional Government of Bangladesh is formed.
      • July 5 » The Twenty-sixth Amendment to the United States Constitution, lowering the voting age from 21 to 18 years, is formally certified by President Richard Nixon.
      • November 14 » Mariner 9 enters orbit around Mars.
      • November 21 » Indian troops, partly aided by Mukti Bahini (Bengali guerrillas), defeat the Pakistan army in the Battle of Garibpur.
      • December 8 » Indo-Pakistani War: The Indian Navy launches an attack on West Pakistan's port city of Karachi.
    

    Same birth/death day

    Source: Wikipedia

    Source: Wikipedia


    About the surname De Groot

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    When copying data from this family tree, please include a reference to the origin:
    Elly Gelderman, "Family tree Gelderman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-gelderman/I4730.php : accessed February 2, 2026), "Jan de Groot (1897-1971)".