March 7 » The German liner SSKaiser Wilhelm der Grosse becomes the first ship to send wireless signals to shore.
June 14 » Hawaii becomes a United States territory.
August 3 » The Firestone Tire and Rubber Company is founded.
September 13 » Filipino insurgents defeat a small American column in the Battle of Pulang Lupa, during the Philippine–American War.
October 25 » The United Kingdom annexes the Transvaal.
December 14 » Quantum mechanics: Max Planck presents a theoretical derivation of his black-body radiation law.
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.
January 17 » Crown prince Harald V of Norway becomes King Harald V, following the death of his father, King Olav V.
March 1 » Uprisings against Saddam Hussein begin in Iraq, leading to the death of more than 25,000 people mostly civilian.
August 20 » Estonia, occupied by and incorporated into the Soviet Union in 1940, issues a decision on the re-establishment of independence on the basis of legal continuity of its pre-occupation statehood.
August 21 » Coup attempt against Mikhail Gorbachev collapses.
September 11 » Continental Express Flight 2574 crashes in Colorado County, Texas, near Eagle Lake, killing 11 passengers and three crew.
November 18 » After an 87-day siege, the Croatian city of Vukovar capitulates to the besieging Yugoslav People's Army and allied Serb paramilitary forces.
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 13, 2026), "Trijntje de Jong (1900-1991)".
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