The temperature on September 19, 1912 was between 8.0 °C and 14.8 °C and averaged 11.2 °C. There was 2.6 hours of sunshine (21%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
February 25 » Marie-Adélaïde, the eldest of six daughters of Guillaume IV, becomes the first reigning Grand Duchess of Luxembourg.
February 29 » The Piedra Movediza (Moving Stone) of Tandil falls and breaks.
March 5 » Italo-Turkish War: Italian forces are the first to use airships for military purposes, employing them for reconnaissance behind Turkish lines.
March 30 » Sultan Abd al-Hafid signs the Treaty of Fez, making Morocco a French protectorate.
October 18 » First Balkan War: King Peter I of Serbia issues a declaration "To the Serbian People", as his country joins the war.
October 19 » Italo-Turkish War: Italy takes possession of what is now Libya from the Ottoman Empire.
Day of marriage July 21, 1938
The temperature on July 21, 1938 was between 13.7 °C and 18.7 °C and averaged 16.0 °C. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
June 7 » The Douglas DC-4E makes its first test flight.
July 17 » Douglas Corrigan takes off from Brooklyn to fly the "wrong way" to Ireland and becomes known as "Wrong Way" Corrigan.
September 21 » The Great Hurricane of 1938 makes landfall on Long Island in New York. The death toll is estimated at 500–700 people.
November 1 » Seabiscuit defeats War Admiral in an upset victory during a match race deemed "the match of the century" in horse racing.
November 9 » The Nazi German diplomat Ernst vom Rath dies from gunshot wounds by Herschel Grynszpan, an act which the Nazis used as an excuse to instigate the 1938 national pogrom, also known as Kristallnacht.
Day of death January 2, 2000
The temperature on January 2, 2000 was between 5.4 °C and 8.7 °C and averaged 7.3 °C. There was -0.1 mm of rain. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
February 4 » The World Summit Against Cancer for the New Millennium, Charter of Paris is signed by the President of France, Jacques Chirac and the Director General of UNESCO, Koichiro Matsuura, initiating World Cancer Day which is held on February 4 every year.
June 26 » The Human Genome Project announces the completion of a "rough draft" sequence.
November 1 » The Republic of Serbia and Montenegro joins the United Nations.
November 15 » A chartered Antonov An-24 crashes after takeoff from Luanda, Angola, killing more than 40 people.
November 25 » The 2000 Baku earthquake, with a Richter magnitude of 7.0, leaves 26 people dead in Baku, Azerbaijan, and becomes the strongest earthquake in the region in 158 years.
December 31 » The last day of the 20th Century and 2nd Millennium.
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/I13080.php : accessed February 21, 2026), "Trijntje Slot (1912-2000)".
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