The temperature on April 7, 1917 was between -0.8 °C and 7.3 °C and averaged 2.6 °C. There was 2.6 mm of rain. There was 5.8 hours of sunshine (44%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
January 31 » World War I: Germany announces that its U-boats will resume unrestricted submarine warfare after a two-year hiatus.
March 25 » The Georgian Orthodox Church restores its autocephaly abolished by Imperial Russia in 1811.
April 12 » World War I: Canadian forces successfully complete the taking of Vimy Ridge from the Germans.
May 21 » The Great Atlanta fire of 1917 causes $5.5million in damages, destroying some 300 acres including 2,000 homes, businesses and churches, displacing about 10,000 people but leading to only one fatality (due to heart attack).
July 6 » World War I: Arabian troops led by T. E. Lawrence ("Lawrence of Arabia") and Auda ibu Tayi capture Aqaba from the Ottoman Empire during the Arab Revolt.
November 2 » The Military Revolutionary Committee of the Petrograd Soviet, in charge of preparation and carrying out the Russian Revolution, holds its first meeting.
Day of death February 15, 1983
The temperature on February 15, 1983 was between -3.4 °C and 2.3 °C and averaged -1.2 °C. There was 6.2 hours of sunshine (62%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. 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.
January 1 » The ARPANET officially changes to using TCP/IP, the Internet Protocol, effectively creating the Internet.
January 27 » The pilot shaft of the Seikan Tunnel, the world's longest sub-aqueous tunnel (53.85km) between the Japanese islands of Honshū and Hokkaidō, breaks through.
March 11 » Bob Hawke is appointed Prime Minister of Australia.
March 11 » Pakistan successfully conducts a cold test of a nuclear weapon.
June 13 » Pioneer 10 becomes the first man-made object to leave the central Solar System when it passes beyond the orbit of Neptune.
November 2 » U.S. President Ronald Reagan signs a bill creating Martin Luther King, Jr. Day.
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/I167075.php : accessed October 14, 2026), "Jan Roorda (1917-1983)".
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