The temperature on July 7, 1911 was between 14.7 °C and 27.0 °C and averaged 20.8 °C. There was 12.7 hours of sunshine (77%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
January 3 » A gun battle in the East End of London left two dead and sparked a political row over the involvement of then-Home Secretary Winston Churchill.
April 29 » Tsinghua University, one of mainland China's leading universities, is founded.
May 21 » President of Mexico Porfirio Díaz and the revolutionary Francisco Madero sign the Treaty of Ciudad Juárez to put an end to the fighting between the forces of both men, concluding the initial phase of the Mexican Revolution.
June 22 » George V and Mary of Teck are crowned King and Queen of the United Kingdom of Great Britain and Ireland.
August 24 » Manuel de Arriaga is elected and sworn-in as the first President of Portugal.
October 9 » An accidental bomb explosion triggers the Wuchang Uprising against the Chinese monarchy.
When copying data from this family tree, please include a reference to the origin: Jos Soree, "Family tree Sorée", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-soree/I3101.php : accessed January 29, 2026), "Aart 't Jong (1911-)".
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