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
January 6 » Pan American Airlines becomes the first commercial airline to offer a round-the-world ticket.
May 1 » Portella della Ginestra massacre against May Day celebrations in Sicily by the bandit and separatist leader Salvatore Giuliano where 11 persons are killed and 33 wounded.
July 1 » The Philippine Air Force is established.
October 30 » The General Agreement on Tariffs and Trade (GATT), the foundation of the World Trade Organization (WTO), is founded.
December 23 » The transistor is first demonstrated at Bell Laboratories.
December 30 » Cold War: King Michael I of Romania is forced to abdicate by the Soviet Union-backed Communist government of Romania.
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.
January 8 » Watergate scandal: The trial of seven men accused of illegal entry into Democratic Party headquarters at Watergate begins.
January 22 » A chartered Boeing 707 explodes in flames upon landing at Kano Airport, Nigeria, killing 176.
July 29 » Driver Roger Williamson is killed during the Dutch Grand Prix, after a suspected tire failure causes his car to pitch into the barriers at high speed.
September 11 » A coup in Chile headed by General Augusto Pinochet topples the democratically elected president Salvador Allende. Pinochet exercises dictatorial power until ousted in a referendum in 1988, staying in power until 1990.
October 16 » Henry Kissinger and Lê Đức Thọ are awarded the Nobel Peace Prize.
December 3 » Pioneer program: Pioneer 10 sends back the first close-up images of Jupiter.
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.
January 13 » Alfredo Ormando sets himself on fire in St. Peter's Square, protesting against homophobia.
April 6 » Nuclear weapons testing: Pakistan tests medium-range missiles capable of reaching India.
May 28 » Nuclear testing: Pakistan responds to a series of nuclear tests by India with five of its own codenamed Chagai-I, prompting the United States, Japan, and other nations to impose economic sanctions. Pakistan celebrates Youm-e-Takbir annually.
July 24 » Russell Eugene Weston Jr. bursts into the United States Capitol and opens fire killing two police officers. He is later ruled to be incompetent to stand trial.
September 27 » The Google internet search engine retroactively claims this date as its birthday.
December 11 » Thai Airways Flight 261 crashes near Surat Thani Airport, killing 101. The pilot flying the Airbus A310-200 is thought to have suffered spatial disorientation.
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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