The temperature on April 11, 1909 was between -2.0 °C and 18.3 °C and averaged 8.9 °C. There was 0.2 mm of rain. There was 10.0 hours of sunshine (74%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
January 25 » Richard Strauss's opera Elektra receives its debut performance at the Dresden State Opera.
February 20 » Publication of the Futurist Manifesto in the French journal Le Figaro.
April 9 » The U.S. Congress passes the Payne–Aldrich Tariff Act.
April 14 » A massacre is organized by the Ottoman Empire against the Armenian population of Cilicia.
August 28 » A group of mid-level Greek Army officers launches the Goudi coup, seeking wide-ranging reforms.
December 14 » New South Wales Premier Charles Wade signs the Seat of Government Surrender Act 1909, formally completing the transfer of State land to the Commonwealth to create the Australian Capital Territory.
Day of death June 30, 1986
The temperature on June 30, 1986 was between 15.5 °C and 28.6 °C and averaged 22.3 °C. There was 14.3 hours of sunshine (86%). The almost cloudless was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. 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 20 » In the United States, Martin Luther King, Jr. Day is celebrated as a federal holiday for the first time.
February 9 » Halley's Comet last appeared in the inner Solar System.
June 14 » The Mindbender derails and kills three riders at the Fantasyland (known today as Galaxyland) indoor amusement park in Edmonton, Alberta.
July 2 » Rodrigo Rojas and Carmen Gloria Quintana are burnt alive during a street demonstration against the dictatorship of General Augusto Pinochet in Chile.
September 7 » Desmond Tutu becomes the first black man to lead the Anglican Diocese of Cape Town.
October 5 » Mordechai Vanunu's story in The Sunday Times reveals Israel's secret nuclear weapons.
When copying data from this family tree, please include a reference to the origin: A.R. Servaes, "Family tree Servaes, Maastricht/Venlo/Straelen/Neuss/Düsseldorf", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-servaes/I2449.php : accessed January 20, 2026), "Heinrich Freiherr Siegler von Eberswald (1909-1986)".
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