The temperature on September 19, 1920 was between 5.9 °C and 16.3 °C and averaged 12.1 °C. There was 6.4 hours of sunshine (51%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
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.
January 8 » The steel strike of 1919 ends in failure for the Amalgamated Association of Iron, Steel and Tin Workers labor union.
February 9 » Under the terms of the Svalbard Treaty, international diplomacy recognizes Norwegian sovereignty over Arctic archipelago Svalbard, and designates it as demilitarized.
February 13 » The Negro National League is formed.
May 9 » Polish–Soviet War: The Polish army under General Edward Rydz-Śmigły celebrates its capture of Kiev with a victory parade on Khreshchatyk.
August 25 » Polish–Soviet War: Battle of Warsaw, which began on August 13, ends with the Red Army's defeat.
November 21 » Irish War of Independence: In Dublin, 31 people are killed in what became known as "Bloody Sunday".
Day of marriage May 9, 1942
The temperature on May 9, 1942 was between 1.5 °C and 19.2 °C and averaged 10.5 °C. There was 13.7 hours of sunshine (89%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 1 » The Declaration by United Nations is signed by twenty-six nations.
March 9 » World War II: Dutch East Indies unconditionally surrendered to the Japanese forces in Kalijati, Subang, West Java, and the Japanese completed their Dutch East Indies campaign.
July 19 » World War II: The Second Happy Time of Hitler's submarines comes to an end, as the increasingly effective American convoy system compels them to return to the central Atlantic.
July 23 » World War II: The German offensives Operation Edelweiss and Operation Braunschweig begin.
September 27 » Last day of the Matanikau action on Guadalcanal as United States Marines barely escape after being surrounded by Japanese forces.
October 26 » World War II: In the Battle of the Santa Cruz Islands during the Guadalcanal Campaign, one U.S. aircraft carrier is sunk and another carrier is heavily damaged, while two Japanese carriers and one cruiser are heavily damaged.
Day of death April 9, 2004
The temperature on April 9, 2004 was between -0.6 °C and 9.5 °C and averaged 4.9 °C. There was 1.5 hours of sunshine (11%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from Tuesday, May 27, 2003 to Friday, July 7, 2006 the cabinet Balkenende II, with Mr.dr. J.P. Balkenende (CDA) as prime minister.
March 11 » Madrid train bombings: Simultaneous explosions on rush hour trains in Madrid, Spain, kill 192 people.
March 29 » Bulgaria, Estonia, Latvia, Lithuania, Romania, Slovakia, and Slovenia join NATO as full members.
March 31 » Iraq War in Anbar Province: In Fallujah, Iraq, four American private military contractors working for Blackwater USA, are killed after being ambushed.
April 1 » Google announces Gmail to the public.
June 8 » The first Venus Transit in well over a century takes place, the previous one being in 1882.
November 26 » Ruzhou School massacre: A man stabs and kills eight people and seriously wounds another four in a school dormitory in Ruzhou, China.
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/I145990.php : accessed October 12, 2026), "Ykje van der Heide (1920-2004)".
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