The temperature on June 30, 1909 was between 10.4 °C and 15.3 °C and averaged 12.5 °C. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
March 23 » Theodore Roosevelt leaves New York for a post-presidency safari in Africa. The trip is sponsored by the Smithsonian Institution and National Geographic Society.
August 7 » Alice Huyler Ramsey and three friends become the first women to complete a transcontinental auto trip, taking 59 days to travel from New York, New York to San Francisco, California.
September 20 » The South Africa Act 1909 creates the Union of South Africa from the British Colonies from four smaller colonies.
September 23 » The novel Le Fantôme de l'Opéra (The Phantom of the Opera), by Gaston Leroux, is published as a serialization in Le Gaulois.
September 30 » The Cunard Line's RMS Mauretania makes a record-breaking westbound crossing of the Atlantic, that will not be bettered for 20 years.
October 26 » An Jung-geun assassinates Japan's Resident-General of Korea.
Day of death June 20, 1980
The temperature on June 20, 1980 was between 9.6 °C and 15.1 °C and averaged 12.4 °C. There was 13.6 mm of rain during 3.0 hours. There was 3.4 hours of sunshine (20%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. 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.
March 21 » U.S. President Jimmy Carter announces a United States boycott of the 1980 Summer Olympics in Moscow to protest the Soviet–Afghan War.
May 17 » General Chun Doo-hwan of South Korea seizes control of the government and declares martial law in order to suppress student demonstrations.
October 9 » Pope John Paul II greets the Dalai Lama during a private audience in Vatican City.
October 25 » Proceedings on the Hague Convention on the Civil Aspects of International Child Abduction conclude.
November 4 » Ronald Reagan is elected the 40th President of The United States, defeating incumbent Jimmy Carter.
November 20 » Lake Peigneur drains into an underlying salt deposit. A misplaced Texaco oil probe had been drilled into the Diamond Crystal Salt Mine, causing water to flow down into the mine, eroding the edges of the hole.
When copying data from this family tree, please include a reference to the origin: Biesen, "Family tree Biesen (eertijds ook De Biese) stamvader Pauwels rond 1550 (Oerle-Zeelst)", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-biesen/I191.php : accessed March 1, 2026), "Tannetje Venema (1909-1980)".
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