The temperature on February 11, 1890 was about -1.9 °C. The air pressure was 1 kgf/m2 and came mainly from the east-southeast. The airpressure was 77 cm mercury. The atmospheric humidity was 82%. Source: KNMI
January 1 » Eritrea is consolidated into a colony by the Italian government.
April 7 » Completion of the first Lake Biwa Canal.
July 3 » Idaho is admitted as the 43rd U.S. state.
August 6 » At Auburn Prison in New York, murderer William Kemmler becomes the first person to be executed by electric chair.
August 7 » Anna Månsdotter became the last woman to be executed in Sweden for the 1889 Yngsjö murder.
December 15 » Hunkpapa Lakota leader Sitting Bull is killed on Standing Rock Indian Reservation, leading to the Wounded Knee Massacre.
Day of marriage December 29, 1921
The temperature on December 29, 1921 was between 3.1 °C and 6.8 °C and averaged 4.6 °C. There was 0.3 mm of rain. There was 0.9 hours of sunshine (12%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
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.
March 6 » Portuguese Communist Party is founded as the Portuguese Section of the Communist International.
March 20 » The Upper Silesia plebiscite was a plebiscite mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland.
March 21 » The New Economic Policy is implemented by the Bolshevik Party in response to the economic failure as a result of war communism.
March 31 » The Royal Australian Air Force is formed.
July 23 » The Communist Party of China (CPC) is established at the founding National Congress.
December 22 » Opening of Visva-Bharati College, also known as Santiniketan College, now Visva Bharati University, India.
Day of death April 9, 1968
The temperature on April 9, 1968 was between -4.9 °C and 10.7 °C and averaged 3.8 °C. There was 11.2 hours of sunshine (83%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
January 24 » Vietnam War: The 1st Australian Task Force launches Operation Coburg against the North Vietnamese Army and Viet Cong during wider fighting around Long Bình and Biên Hòa.
February 1 » The New York Central Railroad and the Pennsylvania Railroad are merged to form Penn Central Transportation.
February 12 » Phong Nhị and Phong Nhất massacre.
April 20 » English politician Enoch Powell makes his controversial "Rivers of Blood" speech.
April 29 » The controversial musical Hair, a product of the hippie counter-culture and sexual revolution of the 1960s, opens at the Biltmore Theatre on Broadway, with some of its songs becoming anthems of the anti-Vietnam War movement.
May 26 » H-dagurinn in Iceland: Traffic changes from driving on the left to driving on the right overnight
When copying data from this family tree, please include a reference to the origin: Hendrik de Graaf, "Family tree Plugboer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-plugboer/I3177.php : accessed February 16, 2026), "Trijntje Metselaar (1890-1968)".
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