The temperature on January 31, 1912 was between -1.6 °C and 4.2 °C and averaged 1.4 °C. There was 4.5 mm of rain. There was 2.4 hours of sunshine (27%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
January 4 » The Scout Association is incorporated throughout the British Empire by royal charter.
April 20 » Opening day for baseball's Tiger Stadium in Detroit, and Fenway Park in Boston.
July 8 » Henrique Mitchell de Paiva Couceiro leads an unsuccessful royalist attack against the First Portuguese Republic in Chaves.
August 14 » U.S. Marines invade Nicaragua to support the U.S.-backed government installed there after José Santos Zelaya had resigned three years earlier.
October 8 » The First Balkan War begins when Montenegro declares war against the Ottoman Empire.
December 8 » Leaders of the German Empire hold an Imperial War Council to discuss the possibility that war might break out.
Day of death October 20, 1986
The temperature on October 20, 1986 was between 6.2 °C and 15.6 °C and averaged 9.0 °C. There was 19.1 mm of rain during 11.7 hours. There was 0.2 hours of sunshine (2%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-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 12 » Space Shuttle program: Congressman Bill Nelson lifts off from Kennedy Space Center aboard Columbia on mission STS-61-C as a payload specialist.
June 30 » The U.S. Supreme Court rules in Bowers v. Hardwick that states can outlaw homosexual acts between consenting adults.
October 5 » Mordechai Vanunu's story in The Sunday Times reveals Israel's secret nuclear weapons.
October 10 » A 5.7 Mw San Salvador earthquake shakes El Salvador, killing 1,500.
November 25 » Iran–Contra affair: U.S. Attorney General Edwin Meese announces that profits from covert weapons sales to Iran were illegally diverted to the anti-communist Contra rebels in Nicaragua.
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: Hans Opperman, "Family tree Opperman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-opperman/I3394.php : accessed January 20, 2026), "Rein Nicolaas Hettinga (1912-1986)".
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