The temperature on November 12, 1920 was between 2.1 °C and 6.0 °C and averaged 4.1 °C. There was 0.3 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. 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 13 » The Reichstag Bloodbath of January 13, 1920, the bloodiest demonstration in German history.
February 2 » The Tartu Peace Treaty is signed between Estonia and Russia.
February 10 » About 75% of the population in Zone I votes to join Denmark in the 1920 Schleswig plebiscites.
February 29 » Czechoslovak National Assembly adopts the Constitution.
August 31 » Polish–Soviet War: A decisive Polish victory in the Battle of Komarów.
September 7 » Two newly purchased Savoia flying boats crash in the Swiss Alps en route to Finland where they would serve with the Finnish Air Force, killing both crews.
Day of marriage September 22, 1950
The temperature on September 22, 1950 was between 7.8 °C and 14.3 °C and averaged 11.0 °C. There was 6.1 mm of rain during 3.0 hours. There was 3.5 hours of sunshine (29%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. Source: KNMI
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
August 12 » Korean War: Bloody Gulch massacre: 75 American POWs are massacred by North Korean Army.
October 9 » The Goyang Geumjeong Cave massacre in Korea begins.
October 16 » The Lion, the Witch and the Wardrobe by C.S. Lewis is published.
October 19 » Korean War: The Battle of Pyongyang ends in a United Nations victory. Hours later, the Chinese Army begins crossing the border into Korea.
November 8 » Korean War: United States Air Force Lt. Russell J. Brown, while piloting an F-80 Shooting Star, shoots down two North Korean MiG-15s in the first jet aircraft-to-jet aircraft dogfight in history.
December 16 » Korean War: In response to China's Second Phase Offensive, U.S. President Harry S. Truman declares a limited state of emergency.
Day of death December 11, 2005
The temperature on December 11, 2005 was between 0.1 °C and 5.4 °C and averaged 3.4 °C. There was -0.1 mm of rain. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. 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.
January 12 » Deep Impact launches from Cape Canaveral on a Delta II rocket.
January 15 » ESA's SMART-1 lunar orbiter discovers elements such as calcium, aluminum, silicon, iron, and other surface elements on the Moon.
March 3 » Margaret Wilson is elected as Speaker of the New Zealand House of Representatives, beginning a period lasting until August 23, 2006 where all the highest political offices (including Elizabeth II as Head of State), were occupied by women, making New Zealand the first country for this to occur.
April 6 » Kurdish leader Jalal Talabani becomes Iraqi president; Shiite Arab Ibrahim al-Jaafari is named premier the next day.
July 22 » Jean Charles de Menezes is killed by police as the hunt begins for the London Bombers responsible for the 7 July 2005 London bombings and the 21 July 2005 London bombings.
October 8 » The 7.6 Mw Kashmir earthquake leaves 86,000–87,351 people dead, 69,000–75,266 injured, and 2.8 million homeless.
When copying data from this family tree, please include a reference to the origin: Hans van Ekelenburg, "Family tree Van Roon", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-roon/I191.php : accessed March 6, 2026), "Adriana "Adrie" van Roon (1920-2005)".
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