January 2 » American statesman and diplomat John Hay announces the Open Door Policy to promote trade with China.
January 23 » Second Boer War: The Battle of Spion Kop between the forces of the South African Republic and the Orange Free State and British forces ends in a British defeat.
March 7 » The German liner SSKaiser Wilhelm der Grosse becomes the first ship to send wireless signals to shore.
April 5 » Archaeologists in Knossos, Crete, discover a large cache of clay tablets with hieroglyphic writing in a script they call Linear B.
April 15 » Philippine–American War: Filipino guerrillas launch a surprise attack on U.S. infantry and begin a four-day siege of Catubig, Philippines.
July 2 » Jean Sibelius' Finlandia receives its première performance in Helsinki with the Helsinki Philharmonic Society conducted by Robert Kajanus.
Day of death May 13, 1991
The temperature on May 13, 1991 was between 5.6 °C and 16.1 °C and averaged 12.0 °C. There was 2.9 mm of rain during 3.0 hours. There was 0.1 hours of sunshine (1%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. 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.
March 3 » An amateur video captures the beating of Rodney King by Los Angeles police officers.
August 21 » Coup attempt against Mikhail Gorbachev collapses.
August 22 » Iceland is the first nation in the world to recognize the independence of the Baltic states.
October 20 » A 6.8 Mw earthquake strikes the Uttarkashi region of India, killing more than 1,000 people.
November 28 » South Ossetia declares independence from Georgia.
December 25 » Mikhail Gorbachev resigns as President of the Soviet Union (the union itself is dissolved the next day). Ukraine's referendum is finalized and Ukraine officially leaves the Soviet Union.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I137157.php : accessed October 16, 2026), "Trijntje de Jong (1900-1991)".
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