Family tree Slobbé » Sietse Freerks de Boer (1895-1986)

Personal data Sietse Freerks de Boer 


Household of Sietse Freerks de Boer

He is married to Aaltje Tjeerds Wartena.

They got married on May 15, 1920 at Idaarderadeel fr Nederland, he was 25 years old.


Timeline Sietse Freerks de Boer

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Ancestors (and descendant) of Sietse Freerks de Boer

Jan Sipkes de Boer
Ybeltje Johannes Kooistra

Sietse Freerks de Boer
1895-1986

1920

Aaltje Tjeerds Wartena
1898-1989


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    Historical events

    Birthday May 10, 1895

    • The temperature on May 10, 1895 was about 12.9 °C. The airpressure was 76 cm mercury. The atmospheric humidity was 91%. 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 year 1895: Source: Wikipedia
      • The Netherlands had about 5.1 million citizens.
      • January 12 » The National Trust is founded in the United Kingdom.
      • February 1 » Fountains Valley, Pretoria, the oldest nature reserve in Africa, is proclaimed by President Paul Kruger.
      • March 22 » Before the Société pour L'Encouragement à l'Industrie, brothers Auguste and Louis Lumière demonstrate movie film technology publicly for the first time.
      • May 7 » In Saint Petersburg, Russian scientist Alexander Stepanovich Popov demonstrates to the Russian Physical and Chemical Society his invention, the Popov lightning detector—a primitive radio receiver. In some parts of the former Soviet Union the anniversary of this day is celebrated as Radio Day.
      • May 25 » Playwright, poet and novelist Oscar Wilde is convicted of "committing acts of gross indecency with other male persons" and sentenced to serve two years in prison.
      • May 25 » The Republic of Formosa is formed, with Tang Jingsong as its president.

    Day of marriage May 15, 1920

    • The temperature on May 15, 1920 was between 3.9 °C and 15.5 °C and averaged 10.1 °C. There was 13.6 hours of sunshine (87%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. 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 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 1920: Source: Wikipedia
      • The Netherlands had about 6.8 million citizens.
      • January 7 » The New York State Assembly refuses to seat five duly elected Socialist assemblymen.
      • April 15 » Two security guards are murdered during a robbery in South Braintree, Massachusetts. Anarchists Sacco and Vanzetti would be convicted of and executed for the crime, amid much controversy.
      • August 16 » The congress of the Communist Party of Bukhara opens. The congress would call for armed revolution.
      • August 18 » The Nineteenth Amendment to the United States Constitution is ratified, guaranteeing women's suffrage.
      • November 7 » Patriarch Tikhon of Moscow issues a decree that leads to the formation of the Russian Orthodox Church Outside Russia.
      • December 22 » The GOELRO economic development plan is adopted by the 8th Congress of Soviets of the Russian SFSR.

    Day of death May 7, 1986

    • The temperature on May 7, 1986 was between 8.4 °C and 17.0 °C and averaged 12.7 °C. There was 1.1 mm of rain during 1.7 hours. There was 8.5 hours of sunshine (56%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
    • Koningin Beatrix (Huis van Oranje-Nassau) was from April 30, 1980 till April 30, 2013 sovereign of the Netherlands (also known as Koninkrijk der Nederlanden)
    • In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
    • In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
    • In the year 1986: Source: Wikipedia
      • The Netherlands had about 14.5 million citizens.
      • March 7 » Challenger Disaster: Divers from the USSPreserver locate the crew cabin of Challenger on the ocean floor.
      • April 5 » Three people are killed in the bombing of the La Belle discotheque in West Berlin, Germany.
      • May 3 » Twenty-one people are killed and forty-one are injured after a bomb explodes on Air Lanka Flight 512 at Colombo airport in Sri Lanka.
      • May 7 » Canadian Patrick Morrow becomes the first person to climb each of the Seven Summits.
      • September 6 » In Istanbul, two terrorists from Abu Nidal's organization kill 22 and wound six congregants inside the Neve Shalom Synagogue during Shabbat services.
      • October 21 » In Lebanon, pro-Iran kidnappers claim to have abducted American writer Edward Tracy (he is released in August 1991).
    

    Same birth/death day

    Source: Wikipedia

    Source: Wikipedia


    About the surname De Boer

    • View the information that Genealogie Online has about the surname De Boer.
    • Check the information Open Archives has about De Boer.
    • Check the Wie (onder)zoekt wie? register to see who is (re)searching De Boer.

    The Family tree Slobbé publication was prepared by Y. Slobbé (contact is not possible).
    When copying data from this family tree, please include a reference to the origin:
    Y. Slobbé, "Family tree Slobbé", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-slobbe/R1602.php : accessed February 3, 2026), "Sietse Freerks de Boer (1895-1986)".