The temperature on August 22, 1910 was between 9.7 °C and 18.4 °C and averaged 14.7 °C. There was 3.9 mm of rain. There was 1.5 hours of sunshine (10%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 13 » The first public radio broadcast takes place; a live performance of the operas Cavalleria rusticana and Pagliacci are sent out over the airwaves from the Metropolitan Opera House in New York.
January 15 » Construction ends on the Buffalo Bill Dam in Wyoming, United States, which was the highest dam in the world at the time, at 325ft (99m).
May 11 » An act of the U.S. Congress establishes Glacier National Park in Montana.
June 25 » Igor Stravinsky's ballet The Firebird is premiered in Paris, bringing him to prominence as a composer.
November 10 » The date of Thomas A. Davis' opening of the San Diego Army and Navy Academy, although the official founding date is November 23, 1910.
November 21 » Sailors on board Brazil's warships including the Minas Gerais, São Paulo, and Bahia, violently rebel in what is now known as the Revolta da Chibata (Revolt of the Lash).
Day of marriage May 7, 1936
The temperature on May 7, 1936 was between 10.8 °C and 17.7 °C and averaged 13.4 °C. There was 1.0 hours of sunshine (7%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
January 20 » King George V of the United Kingdom dies. His eldest son succeeds to the throne, becoming Edward VIII. The title Prince of Wales is not used for another 22 years.
April 15 » First day of the Arab revolt in Mandatory Palestine.
August 10 » Spanish Civil War: The Regional Defence Council of Aragon is dissolved by the Spanish Republic.
December 10 » Abdication Crisis: Edward VIII signs the Instrument of Abdication.
December 11 » Abdication Crisis: Edward VIII's abdication as King of the United Kingdom and the British Dominions beyond the Seas, and Emperor of India, becomes effective.
December 23 » Spanish Civil War: The Spanish Republic legalizes the Regional Defence Council of Aragon.
Day of death May 20, 1999
The temperature on May 20, 1999 was between 10.5 °C and 20.1 °C and averaged 15.4 °C. There was 3.1 mm of rain during 3.4 hours. There was 5.6 hours of sunshine (35%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 1 » Euro currency is introduced in 11 member nations of the European Union (with the exception of the United Kingdom, Denmark, Greece and Sweden; Greece later adopts the euro).
January 4 » Former professional wrestler Jesse Ventura is sworn in as governor of Minnesota, United States.
February 24 » China Southwest Airlines Flight 4509, a Tupolev Tu-154 aircraft, crashes on approach to Wenzhou Longwan International Airport in Wenzhou, Zhejiang, China. All 61 people on board are killed.
July 16 » John F. Kennedy Jr., his wife, Carolyn, and her sister, Lauren Bessette, died when the Piper Saratoga PA-32R aircraft he was piloting crashed into the Atlantic Ocean off the coast of Martha's Vineyard.
November 30 » Exxon and Mobil sign a US$73.7 billion agreement to merge, thus creating ExxonMobil, the world's largest company.
December 2 » The United Kingdom devolves political power in Northern Ireland to the Northern Ireland Executive following the Good Friday Agreement.
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/I33.php : accessed February 21, 2026), "Trijntje Plugboer (1910-1999)".
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