The temperature on July 23, 1911 was between 14.7 °C and 25.0 °C and averaged 19.8 °C. There was 11.4 hours of sunshine (71%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 3 » A magnitude 7.7 earthquake destroys the city of Almaty in Russian Turkestan.
March 25 » In New York City, the Triangle Shirtwaist Factory fire kills 146 garment workers.
May 15 » In Standard Oil Co. of New Jersey v. United States, the United States Supreme Court declares Standard Oil to be an "unreasonable" monopoly under the Sherman Antitrust Act and orders the company to be broken up.
July 1 » Germany despatches the gunship SMSPanther to Morocco, sparking the Agadir Crisis.
November 1 » World's first combat aerial bombing mission takes place in Libya during the Italo-Turkish War. Second Lieutenant Giulio Gavotti of Italy drops several small bombs.
November 17 » Omega Psi Phi fraternity was founded on the campus of Howard University in Washington, D.C.
Day of death May 24, 1994
The temperature on May 24, 1994 was between 8.7 °C and 17.0 °C and averaged 13.0 °C. There was 0.2 mm of rain during 0.8 hours. There was 1.5 hours of sunshine (9%). The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
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.
February 12 » Four thieves break into the National Gallery of Norway and steal Edvard Munch's iconic painting The Scream.
May 21 » The Democratic Republic of Yemen unsuccessfully attempts to secede from the Republic of Yemen; a war breaks out.
June 18 » The Troubles: Members of the Ulster Volunteer Force (UVF) attack a crowded pub with assault rifles in Loughinisland, Northern Ireland. Six Catholic civilians are killed and five wounded. It was crowded with people watching the 1994 FIFA World Cup.
September 28 » The cruise ferry MSEstonia sinks in the Baltic Sea, killing 852 people.
December 3 » Taiwan held the first full local elections; James Soong elected as the first and only direct elected Governor of Taiwan, Chen Shui-bian became the first direct elected Mayor of Taipei, Wu Den-yih became the first directed Mayor of Kaohsiung.
December 11 » A bomb explodes on Philippine Airlines Flight 434, en route from Manila, Philippines, to Tokyo, Japan, killing one. The captain is able to safely land the plane.
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/I9645.php : accessed March 12, 2026), "Sijbrand Hendrik Opgelder (1911-1994)".
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