The temperature on March 15, 1912 was between 7.2 °C and 14.0 °C and averaged 10.4 °C. There was 5.5 mm of rain. There was 0.4 hours of sunshine (3%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
January 5 » The 6th All-Russian Conference of the Russian Social Democratic Labour Party (Prague Party Conference) opens. In the course of the conference, Vladimir Lenin and his supporters break from the rest of the party to form the Bolshevik movement.
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
May 5 » Pravda, the "voice" of the Communist Party of the Soviet Union, begins publication in Saint Petersburg.
August 6 » The Bull Moose Party meets at the Chicago Coliseum.
November 7 » The Deutsche Opernhaus (now Deutsche Oper Berlin) opens in the Berlin neighborhood of Charlottenburg, with a production of Beethoven's Fidelio.
November 27 » Spain declares a protectorate over the north shore of Morocco.
Day of marriage June 30, 1934
The temperature on June 30, 1934 was between 12.0 °C and 23.4 °C and averaged 18.0 °C. There was 12.4 hours of sunshine (74%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
January 26 » German–Polish Non-Aggression Pact is signed.
February 6 » Far-right leagues rally in front of the Palais Bourbon in an attempted coup against the French Third Republic, creating a political crisis in France.
June 15 » The United States Great Smoky Mountains National Park is founded.
September 1 » The first Metro-Goldwyn-Mayer animated cartoon, The Discontented Canary, is released to movie theatres.
September 22 » The Gresford disaster in Wales kills 266 miners and rescuers.
November 30 » The LNER Class A3 4472 Flying Scotsman becomes the first steam locomotive to be authenticated as reaching 100mph.
Day of death January 10, 1989
The temperature on January 10, 1989 was between 1.0 °C and 8.3 °C and averaged 6.3 °C. There was 3.3 mm of rain during 10.1 hours. The partly or 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 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
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 6 » Satwant Singh and Kehar Singh are sentenced to death for conspiracy in the assassination of Prime Minister Indira Gandhi; the two men are executed the same day.
February 19 » Flying Tiger Line flight 66 crashes into a hill near Sultan Abdul Aziz Shah Airport in Malaysia, killing four.
July 17 » Holy See–Poland relations are restored.
November 27 » Avianca Flight 203: A Boeing 727 explodes in mid-air over Colombia, killing all 107 people on board and three people on the ground. The Medellín Cartel will claim responsibility for the attack.
December 6 » The École Polytechnique massacre (or Montreal Massacre): Marc Lépine, an anti-feminist gunman, murders 14 young women at the École Polytechnique in Montreal.
December 29 » The Nikkei 225 for the Tokyo Stock Exchange hits its all-time intra-day high of 38,957.44 and closing high at 38,915.87, serving as the apex of the Japanese asset price bubble.
Day of cremation January 13, 1989
The temperature on January 13, 1989 was between 2.8 °C and 8.7 °C and averaged 5.2 °C. There was 4.7 hours of sunshine (58%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
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 » The Montreal Protocol comes into force, stopping the use of chemicals contributing to ozone depletion.
February 6 » The Round Table Talks start in Poland, thus marking the beginning of the overthrow of communism in Eastern Europe.
April 3 » The US Supreme Court upholds the jurisdictional rights of tribal courts under the Indian Child Welfare Act of 1978 in Mississippi Choctaw Band v. Holyfield.
June 4 » Ufa train disaster: A natural gas explosion near Ufa, Russia, kills 575 as two trains passing each other throw sparks near a leaky pipeline.
July 27 » While attempting to land at Tripoli International Airport in Libya, Korean Air Flight 803 crashes just short of the runway. Seventy-five of the 199 passengers and crew and four people on the ground are killed, in the second accident involving a DC-10 in less than two weeks, the first being United Airlines Flight 232.
September 8 » Partnair Flight 394 dives into the North Sea, killing 55 people. The investigation showed that the tail of the plane vibrated loose in flight due to sub-standard connecting bolts that had been fraudulently sold as aircraft-grade.
When copying data from this family tree, please include a reference to the origin: Bert Grooten, "Family tree Grooten", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-grooten/I251.php : accessed February 12, 2026), "Harm Grooten (1912-1989)".
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