March 6 » Bayer registers "Aspirin" as a trademark.
March 31 » Malolos, capital of the First Philippine Republic, is captured by American forces.
July 17 » NEC Corporation is organized as the first Japanese joint venture with foreign capital.
July 26 » Ulises Heureaux, the 27th President of the Dominican Republic, is assassinated.
July 29 » The First Hague Convention is signed.
November 29 » FC Barcelona is founded by Catalan, Spanish and Englishmen. It later develops into one of Spanish football's most iconic and strongest teams.
Day of marriage April 9, 1921
The temperature on April 9, 1921 was between 3.8 °C and 16.6 °C and averaged 10.3 °C. There was 0.9 mm of rain. There was 6.2 hours of sunshine (46%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. 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 15 » Talaat Pasha, former Grand Vizir of the Ottoman Empire and chief architect of the Armenian Genocide is assassinated in Berlin by a 23-year-old Armenian, Soghomon Tehlirian.
March 17 » The Second Polish Republic adopts the March Constitution.
March 21 » The New Economic Policy is implemented by the Bolshevik Party in response to the economic failure as a result of war communism.
April 2 » The Autonomous Government of Khorasan, a military government encompassing the modern state of Iran, is established.
July 2 » World War I: U.S. President Warren G. Harding signs the Knox–Porter Resolution formally ending the war between the United States and Germany.
December 6 » The Anglo-Irish Treaty is signed in London by British and Irish representatives.
Day of death October 4, 1978
The temperature on October 4, 1978 was between 3.7 °C and 14.9 °C and averaged 9.9 °C. There was 0.2 mm of rain during 0.1 hours. There was 4.7 hours of sunshine (41%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
January 19 » The last Volkswagen Beetle made in Germany leaves VW's plant in Emden. Beetle production in Latin America continues until 2003.
May 3 » The first unsolicited bulk commercial email (which would later become known as "spam") is sent by a Digital Equipment Corporation marketing representative to every ARPANET address on the west coast of the United States.
May 4 » The South African Defence Force attacks a SWAPO base at Cassinga in southern Angola, killing about 600 people.
September 5 » Camp David Accords: Menachem Begin and Anwar Sadat begin peace discussions at Camp David, Maryland.
September 8 » Black Friday, a massacre by soldiers against protesters in Tehran, results in 700–3000 deaths, it marks the beginning of the end of the monarchy in Iran.
November 23 » The Geneva Frequency Plan of 1975 goes into effect, realigning many of Europe's longwave and mediumwave broadcasting frequencies.
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/I212398.php : accessed October 22, 2026), "Pieter Huizingh (1899-1978)".
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