The temperature on February 1, 1929 was between -2.1 °C and 1.6 °C and averaged 0.1 °C. There was 0.3 hours of sunshine (3%). The average windspeed was 6 Bft (strong wind) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from March 8, 1926 to August 10, 1929 the cabinet De Geer I, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 14 » Saint Valentine's Day Massacre: Seven people, six of them gangster rivals of Al Capone's gang, are murdered in Chicago.
February 26 » President Calvin Coolidge signs an executive order establishing the 96,000 acre Grand Teton National Park in Wyoming.
July 24 » The Kellogg–Briand Pact, renouncing war as an instrument of foreign policy, goes into effect (it is first signed in Paris on August 27, 1928, by most leading world powers).
October 18 » The Judicial Committee of the Privy Council overrules the Supreme Court of Canada in Edwards v. Canada when it declares that women are considered "Persons" under Canadian law.
December 24 » A four alarm fire breaks out in the West Wing of the White House in Washington, D.C.
December 24 » Assassination attempt on Argentine President Hipólito Yrigoyen.
Day of marriage September 3, 1962
The temperature on September 3, 1962 was between 11.4 °C and 27.0 °C and averaged 18.6 °C. There was 7.6 hours of sunshine (56%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
January 12 » Vietnam War: Operation Chopper, the first American combat mission in the war, takes place.
February 20 » Mercury program: While aboard Friendship 7, John Glenn becomes the first American to orbit the earth, making three orbits in four hours, 55 minutes.
June 14 » The European Space Research Organisation is established in Paris – later becoming the European Space Agency.
July 23 » Jackie Robinson becomes the first African American to be inducted into the National Baseball Hall of Fame.
August 15 » James Joseph Dresnok defects to North Korea after running across the Korean Demilitarized Zone. Dresnok died in 2016.
October 27 » An aircraft carrying Enrico Mattei, post-war Italian administrator, crashes in mysterious circumstances.
Day of death February 2, 1975
The temperature on February 2, 1975 was between 5.3 °C and 12.0 °C and averaged 8.0 °C. There was -0.1 mm of rain. There was 3.9 hours of sunshine (43%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
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.
April 19 » India's first satellite Aryabhata launched in orbit from Kapustin Yar, Russia.
April 30 » Fall of Saigon: Communist forces gain control of Saigon. The Vietnam War formally ends with the unconditional surrender of South Vietnamese president Dương Văn Minh.
May 28 » Fifteen West African countries sign the Treaty of Lagos, creating the Economic Community of West African States.
September 14 » The first American saint, Elizabeth Ann Seton, is canonized by Pope Paul VI.
November 25 » Suriname gains independence from the Netherlands.
November 28 » East Timor declares its independence from Portugal.
When copying data from this family tree, please include a reference to the origin: Michiel van Loon, "Family tree Van Loon", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-loon/I12.php : accessed February 3, 2026), "Hendrik van der Ploeg (1929-1975)".
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