The temperature on April 30, 1918 was between 5.6 °C and 11.7 °C and averaged 8.5 °C. There was 3.3 hours of sunshine (22%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the 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.
In The Netherlands , there was from September 9, 1918 to September 18, 1922 the cabinet Ruys de Beerenbrouck I, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
February 5 » Stephen W. Thompson shoots down a German airplane; this is the first aerial victory by the U.S. military.
April 1 » The Royal Air Force is created by the merger of the Royal Flying Corps and the Royal Naval Air Service.
August 16 » The Battle of Lake Baikal was fought between the Czechoslovak Legion and the Red Army.
October 30 » World War I: Lands of the Crown of Saint Stephen, a state union of Kingdom of Hungary and Triune Kingdom of Croatia, Slavonia and Dalmatia is abolished with decisions of Croatian and Hungarian parliaments
November 21 » A pogrom takes place in Lwów (now Lviv); over three days, at least 50 Jews and 270 Ukrainian Christians are killed by Poles.
December 14 » Friedrich Karl von Hessen, a German prince elected by the Parliament of Finland to become King Väinö I, renounces the Finnish throne.
Day of death June 1, 1999
The temperature on June 1, 1999 was between 7.9 °C and 21.6 °C and averaged 15.7 °C. There was 7.3 hours of sunshine (45%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
March 27 » Kosovo War: An American Lockheed F-117A Nighthawk is shot down by a Yugoslav SAM, the first and only Nighthawk to be lost in combat.
May 29 » Space Shuttle Discovery completes the first docking with the International Space Station.
July 31 » Discovery Program: Lunar Prospector: NASA intentionally crashes the spacecraft into the Moon, thus ending its mission to detect frozen water on the Moon's surface.
August 19 » In Belgrade, Yugoslavia, tens of thousands of Serbians rally to demand the resignation of Federal Republic of Yugoslavia President Slobodan Milošević.
September 30 » The Tokaimura nuclear accident causes the deaths of two technicians in Japan's second-worst nuclear accident.
October 12 » The former Autonomous Soviet Republic of Abkhazia declares its independence from Georgia.
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/I186622.php : accessed December 30, 2025), "Ruurd Sijbranda (1918-1999)".
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