January 17 » El Yunque National Forest in Puerto Rico becomes part of the United States National Forest System as the Luquillo Forest Reserve.
March 2 » In New York City the Martha Washington Hotel opens, becoming the first hotel exclusively for women.
May 29 » In the May Coup, Alexander I, King of Serbia, and Queen Draga, are assassinated in Belgrade by the Black Hand (Crna Ruka) organization.
July 1 » Start of first Tour de France bicycle race.
July 4 » The Philippine–American War is officially concluded.
December 30 » A fire at the Iroquois Theater in Chicago, Illinois kills at least 605.
Day of death February 20, 1990
The temperature on February 20, 1990 was between 11.8 °C and 16.9 °C and averaged 14.0 °C. There was 0.7 hours of sunshine (7%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-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.
May 4 » Latvia proclaims the renewal of its independence after the Soviet occupation.
June 19 » The current international law defending indigenous peoples, Indigenous and Tribal Peoples Convention, 1989, is ratified for the first time by Norway.
July 27 » The Jamaat al Muslimeen attempt a coup d'état in Trinidad and Tobago.
August 23 » West and East Germany announce that they will reunite on October 3.
September 9 » Batticaloa massacre: Massacre of 184 Tamil civilians by the Sri Lankan Army in Batticaloa District.
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.
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/I169231.php : accessed October 13, 2026), "Petrus Greidanus (1903-1990)".
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