The temperature on August 3, 1912 was between 6.0 °C and 21.1 °C and averaged 15.0 °C. There was 8.7 hours of sunshine (56%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south. Source: KNMI
January 23 » The International Opium Convention is signed at The Hague.
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.
April 15 » The British passenger liner RMSTitanic sinks in the North Atlantic at 2:20a.m., two hours and forty minutes after hitting an iceberg. Only 710 of 2,227 passengers and crew on board survive.
October 18 » First Balkan War: King Peter I of Serbia issues a declaration "To the Serbian People", as his country joins the war.
November 5 » Woodrow Wilson is elected the 28th President of the United States, defeating incumbent William Howard Taft.
Day of marriage June 27, 1946
The temperature on June 27, 1946 was between 13.3 °C and 20.6 °C and averaged 16.4 °C. There was 7.6 hours of sunshine (45%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
From June 24, 1945 till July 3, 1946 the Netherlands had a cabinet Schermerhorn - Drees with the prime ministers Prof. ir. W. Schermerhorn (VDB) and W. Drees (PvdA).
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
May 10 » First successful launch of an American V-2 rocket at White Sands Proving Ground.
June 23 » The 1946 Vancouver Island earthquake strikes Vancouver Island, British Columbia, Canada.
August 23 » Ordinance No. 46 of the British Military Government constitutes the German Länder (states) of Hanover and Schleswig-Holstein.
October 1 » The Daegu October Incident occurs in Allied-occupied Korea.
December 12 » United Nations Security Council Resolution 13 relating to acceptance of Siam to United Nations is adopted.
December 25 » The first European self-sustaining nuclear chain reaction is initiated within the Soviet Union's F-1 nuclear reactor.
Day of death March 19, 1999
The temperature on March 19, 1999 was between 2.5 °C and 10.5 °C and averaged 6.1 °C. There was 0.6 mm of rain during 0.3 hours. There was 0.4 hours of sunshine (3%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
March 27 » Kosovo War: An American Lockheed F-117A Nighthawk is shot down by a Yugoslav SAM, the first and only Nighthawk to be lost in combat.
March 28 » Kosovo War: Serb paramilitary and military forces kill 146 Kosovo Albanians in Izbica.
May 28 » In Milan, Italy, after 22 years of restoration work, Leonardo da Vinci's masterpiece The Last Supper is put back on display.
July 23 » Space Shuttle Columbia launches on STS-93, with Eileen Collins becoming the first female space shuttle commander. The shuttle also carried and deployed the Chandra X-ray Observatory.
August 7 » The Chechnya-based Islamic International Brigade invades neighboring Dagestan.
October 29 » A large cyclone devastates Odisha, India.
When copying data from this family tree, please include a reference to the origin: Hans Opperman, "Family tree Opperman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-opperman/I2068.php : accessed February 1, 2026), "Antonius "Toon" Sanders (1912-1999)".
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