The temperature on December 4, 1911 was between 3.0 °C and 7.6 °C and averaged 6.2 °C. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
January 21 » The first Monte Carlo Rally takes place.
July 1 » Germany despatches the gunship SMSPanther to Morocco, sparking the Agadir Crisis.
July 7 » The United States, UK, Japan, and Russia sign the North Pacific Fur Seal Convention of 1911 banning open-water seal hunting, the first international treaty to address wildlife preservation issues.
August 21 » The Mona Lisa is stolen by Vincenzo Peruggia, a Louvre employee.
August 29 » Ishi, considered the last Native American to make contact with European Americans, emerges from the wilderness of northeastern California.
September 1 » The armored cruiser Georgios Averof is commissioned into the Greek Navy. It now serves as a museum ship.
Day of marriage July 9, 1935
The temperature on July 9, 1935 was between 9.8 °C and 24.6 °C and averaged 18.6 °C. There was 12.9 hours of sunshine (78%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
March 21 » Shah of Iran Reza Shah Pahlavi formally asks the international community to call Persia by its native name, Iran.
June 3 » One thousand unemployed Canadian workers board freight cars in Vancouver, beginning a protest trek to Ottawa.
June 25 » Colombia–Soviet Union relations are established.
August 14 » Franklin D. Roosevelt signs the Social Security Act, creating a government pension system for the retired.
September 15 » Nazi Germany adopts a new national flag bearing the swastika.
September 17 » The Niagara Gorge Railroad ceases operations after a rockslide.
Day of death August 26, 1986
The temperature on August 26, 1986 was between 12.2 °C and 20.5 °C and averaged 14.8 °C. There was 13.0 mm of rain during 6.7 hours. There was 1.6 hours of sunshine (11%). The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
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.
January 19 » The first IBM PC computer virus is released into the wild. A boot sector virus dubbed (c)Brain, it was created by the Farooq Alvi Brothers in Lahore, Pakistan, reportedly to deter unauthorized copying of the software they had written.
January 26 » The Ugandan government of Tito Okello is overthrown by the National Resistance Army, led by Yoweri Museveni.
January 28 » Space Shuttle program: STS-51-L mission: Space Shuttle Challenger disintegrates after liftoff, killing all seven astronauts on board.
April 28 » High levels of radiation resulting from the Chernobyl disaster are detected at a nuclear power plant in Sweden, leading Soviet authorities to publicly announce the accident.
April 29 » Chernobyl disaster: American and European spy satellites capture the ruins of the 4th Reactor at the Chernobyl Power Plant.
October 27 » The British government suddenly deregulates financial markets, leading to a total restructuring of the way in which they operate in the country, in an event now referred to as the Big Bang.
Day of burial August 30, 1986
The temperature on August 30, 1986 was between 10.3 °C and 16.7 °C and averaged 13.4 °C. There was 11.6 mm of rain during 4.6 hours. There was 1.5 hours of sunshine (11%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
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.
February 8 » Hinton train collision: Twenty-three people are killed when a VIA Rail passenger train collides with a 118-car Canadian National freight train near the town of Hinton, Alberta, west of Edmonton. It is the worst rail accident in Canada until the Lac-Mégantic, Quebec derailment in 2013 which killed forty-seven people.
March 3 » The Australia Act 1986 commences, causing Australia to become fully independent from the United Kingdom.
April 26 » A nuclear reactor accident occurs at the Chernobyl Nuclear Power Plant in the Ukrainian Soviet Socialist Republic in the Soviet Union, creating the world's worst nuclear disaster.
October 11 » Ronald Reagan and Mikhail Gorbachev meet in Iceland to continue discussions about scaling back IRBM arsenals in Europe.
October 19 » The president of Mozambique and a prominent leader of FRELIMO, along with 33 others, die when their aircraft crashes into the Lebombo Mountains.
December 19 » Mikhail Gorbachev, leader of the Soviet Union, releases Andrei Sakharov and his wife from exile in Gorky.
When copying data from this family tree, please include a reference to the origin: Gerda Lubberman, "Family tree Arling", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-arling/I6067.php : accessed January 17, 2026), "Henderika "Riek" Rolink (1911-1986)".
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