The temperature on June 12, 1905 was between 9.5 °C and 21.7 °C and averaged 16.4 °C. There was 14.0 hours of sunshine (84%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
In The Netherlands , there was from August 1, 1901 to August 16, 1905 the cabinet Kuijper, with Dr. A. Kuijper (AR) as prime minister.
In The Netherlands , there was from August 17, 1905 to February 11, 1908 the cabinet De Meester, with Mr. Th. de Meester (unie-liberaal) as prime minister.
March 23 » Eleftherios Venizelos calls for Crete's union with Greece, and begins what is to be known as the Theriso revolt.
June 30 » Albert Einstein sends the article On the Electrodynamics of Moving Bodies, in which he introduces special relativity, for publication in Annalen der Physik.
August 10 » Russo-Japanese War: Peace negotiations begin in Portsmouth, New Hampshire.
September 1 » Alberta and Saskatchewan join the Canadian confederation.
November 21 » Albert Einstein's paper that leads to the mass–energy equivalence formula, E=mc², is published in the journal Annalen der Physik.
December 30 » Former Idaho Governor Frank Steunenberg is assassinated at the front gate of his home in Caldwell.
Day of marriage May 11, 1932
The temperature on May 11, 1932 was between 3.2 °C and 12.7 °C and averaged 8.5 °C. There was 0.1 mm of rain during 0.2 hours. There was 1.2 hours of sunshine (8%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
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.
July 17 » Altona Bloody Sunday: A riot between the Nazi Party paramilitary forces, the SS and SA, and the German Communist Party ensues.
July 29 » Great Depression: In Washington, D.C., troops disperse the last of the "Bonus Army" of World War I veterans.
September 23 » The unification of Saudi Arabia is completed.
November 3 » Panagis Tsaldaris becomes the 142nd Prime Minister of Greece.
December 10 » Thailand becomes a constitutional monarchy.
December 25 » A magnitude 7.6 earthquake in Gansu, China kills 275 people.
Day of death January 26, 1980
The temperature on January 26, 1980 was between -1.7 °C and 4.2 °C and averaged 0.9 °C. There was 0.7 mm of rain during 0.3 hours. There was 2.3 hours of sunshine (26%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. 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.
February 17 » First winter ascent of Mount Everest by Krzysztof Wielicki and Leszek Cichy.
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.
August 19 » Saudia Flight 163, a Lockheed L-1011 TriStar burns after making an emergency landing at King Khalid International Airport in Riyadh, Saudi Arabia, killing 301 people.
September 1 » Major General Chun Doo-hwan becomes President of South Korea, following the resignation of Choi Kyu-hah.
October 29 » Demonstration flight of a secretly modified C-130 for an Iran hostage crisis rescue attempt ends in crash landing at Eglin Air Force Base's Duke Field, Florida leading to cancellation of Operation Credible Sport.
October 30 » El Salvador and Honduras agree to put the border dispute fought over in 1969's Football War before the International Court of Justice.
When copying data from this family tree, please include a reference to the origin: J Eijsermans, "Eijsermans family tree", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-eijsermans/I268772.php : accessed February 23, 2026), "Anna Maria van Opstal (1905-1980)".
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