Family tree Ype Ypes (waaronder van der Meulen) » Willem de Boer (1900-1968)

Personal data Willem de Boer 


Household of Willem de Boer

He is married to Jacoba Siksma.

They got married.

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Timeline Willem de Boer

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Ancestors (and descendant) of Willem de Boer

Willem de Boer
1900-1968


Jacoba Siksma
1902-1972


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    Historical events

    • The temperature on January 30, 1900 was about 1.3 °C. The airpressure was 75 cm mercury. The atmospheric humidity was 89%. 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 July 27, 1897 to August 1, 1901 the cabinet Pierson, with Mr. N.G. Pierson (unie-liberaal) as prime minister.
    • In the year 1900: Source: Wikipedia
      • The Netherlands had about 5.1 million citizens.
      • January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
      • February 23 » Second Boer War: During the Battle of the Tugela Heights, the first British attempt to take Hart's Hill fails.
      • 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.
      • August 14 » The Eight-Nation Alliance occupies Beijing, China, in a campaign to end the bloody Boxer Rebellion in China.
      • October 25 » The United Kingdom annexes the Transvaal.
      • 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.
    • The temperature on January 8, 1968 was between -3.7 °C and 3.5 °C and averaged -0.8 °C. There was 0.6 mm of rain during 0.2 hours. There was 6.4 hours of sunshine (80%). The almost cloudless was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. 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 year 1968: Source: Wikipedia
      • The Netherlands had about 12.7 million citizens.
      • March 17 » As a result of nerve gas testing by the U.S. Army Chemical Corps in Skull Valley, Utah, over 6,000 sheep are found dead.
      • July 18 » Intel is founded in Mountain View, California.
      • July 23 » Glenville shootout: In Cleveland, Ohio, a violent shootout between a Black Militant organization and the Cleveland Police Department occurs. During the shootout, a riot begins and lasts for five days.
      • October 14 » Jim Hines becomes the first man ever to break the so-called "ten-second barrier" in the 100-meter sprint with a time of 9.95 seconds.
      • October 14 » The first live TV broadcast by American astronauts in orbit is performed by the Apollo 7 crew.
      • December 25 » Apollo program: Apollo 8 performs the first successful Trans-Earth injection (TEI) maneuver, sending the crew and spacecraft on a trajectory back to Earth from Lunar orbit.
    

    Same birth/death day

    Source: Wikipedia

    Source: Wikipedia


    About the surname De Boer

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    When copying data from this family tree, please include a reference to the origin:
    Irene Jolanda van der Meulen, "Family tree Ype Ypes (waaronder van der Meulen)", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ype-ypes/I7727.php : accessed February 4, 2026), "Willem de Boer (1900-1968)".