March 4 » Cyclone Mahina sweeps in north of Cooktown, Queensland, with a 12 metres (39ft) wave that reaches up to 5 kilometres (3.1mi) inland, killing over 300.
March 6 » Bayer registers "Aspirin" as a trademark.
May 8 » The Irish Literary Theatre in Dublin produced its first play.
July 11 » Fiat founded by Giovanni Agnelli in Turin, Italy.
July 29 » The First Hague Convention is signed.
September 23 » The American Asiatic Squadron destroys a Filipino battery at the Battle of Olongapo.
Day of death December 12, 1990
The temperature on December 12, 1990 was between 2.4 °C and 7.3 °C and averaged 5.4 °C. There was 9.0 mm of rain during 6.9 hours. There was 2.2 hours of sunshine (28%). The heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. 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.
January 1 » David Dinkins is sworn in as New York City's first black mayor.
April 9 » An IRA bombing in County Down, Northern Ireland, kills three members of the UDR.
June 13 » First day of the June 1990 Mineriad in Romania. At least 240 strikers and students are arrested or killed in the chaos ensuing from the first post-Ceaușescu elections.
September 5 » Sri Lankan Civil War: Sri Lankan Army soldiers slaughter 158 civilians.
September 16 » The railroad between the People's Republic of China and Kazakhstan is completed at Dostyk, adding a sizable link to the concept of the Eurasian Land Bridge.
November 12 » Tim Berners-Lee publishes a formal proposal for the World Wide Web.
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/I208791.php : accessed October 24, 2026), "Hendrikje Hamstra (1899-1990)".
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