The temperature on June 8, 1947 was between 11.3 °C and 16.4 °C and averaged 13.6 °C. There was 0.4 mm of rain during 0.3 hours. There was 3.8 hours of sunshine (23%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
April 28 » Thor Heyerdahl and five crew mates set out from Peru on the Kon-Tiki to demonstrate that Peruvian natives could have settled Polynesia.
June 5 » Cold War: Marshall Plan: In a speech at Harvard University, the United States Secretary of State George Marshall calls for economic aid to war-torn Europe.
July 11 » The Exodus 1947 heads to Palestine from France.
August 14 » Pakistan gains Independence from the British Empire and joins the Commonwealth of Nations.
October 5 » President Truman makes the first televised Oval Office address.
December 2 » Jerusalem Riots of 1947: Riots break out in Jerusalem in response to the United Nations Partition Plan for Palestine.
Day of marriage April 19, 1973
The temperature on April 19, 1973 was between 1.4 °C and 10.0 °C and averaged 5.3 °C. There was 0.8 mm of rain during 0.4 hours. There was 8.1 hours of sunshine (57%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from Thursday, July 20, 1972 to Friday, May 11, 1973 the cabinet Biesheuvel II, with Mr. B.W. Biesheuvel (ARP) as prime minister.
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
May 31 » The United States Senate votes to cut off funding for the bombing of Khmer Rouge targets within Cambodia, hastening the end of the Cambodian Civil War.
July 28 » Summer Jam at Watkins Glen: Nearly 600,000 people attend a rock festival at the Watkins Glen International Raceway.
September 18 » The Bahamas, East Germany and West Germany are admitted to the United Nations.
September 23 » Argentine general election: Juan Perón returns to power in Argentina.
December 15 » John Paul Getty III, grandson of American billionaire J. Paul Getty, is found alive near Naples, Italy, after being kidnapped by an Italian gang on July 10.
December 15 » The American Psychiatric Association votes 13–0 to remove homosexuality from its official list of psychiatric disorders, the DSM-II.
Day of death March 15, 1998
The temperature on March 15, 1998 was between 6.5 °C and 11.9 °C and averaged 8.7 °C. There was -0.1 mm of rain. There was 0.5 hours of sunshine (4%). The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
In The Netherlands , there was from Monday, August 22, 1994 to Monday, August 3, 1998 the cabinet a href="https://nl.wikipedia.org/wiki/Kabinet-Kok_I" class="extern">Kok I, with W. Kok (PvdA) as prime minister.
In The Netherlands , there was from Monday, August 3, 1998 to Monday, July 22, 2002 the cabinet Kok II, with W. Kok (PvdA) as prime minister.
March 24 » A tornado sweeps through Dantan in India, killing 250 people and injuring 3,000 others.
May 13 » India carries out two nuclear weapon tests at Pokhran, following the three conducted on May 11. The United States and Japan impose economic sanctions on India.
May 13 » Race riots break out in Jakarta, Indonesia, where shops owned by Indonesians of Chinese descent are looted and women raped.
August 7 » Bombings at United States embassies in Dar es Salaam, Tanzania and Nairobi, Kenya kill approximately 212 people.
August 24 » First radio-frequency identification (RFID) human implantation tested in the United Kingdom.
September 4 » Google is founded by Larry Page and Sergey Brin, two students at Stanford University.
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/I19692.php : accessed January 29, 2026), "Petrus Gerardus Siemons (1947-1998)".
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