The temperature on February 22, 1920 was between -1.0 °C and 7.5 °C and averaged 3.8 °C. There was 8.2 hours of sunshine (79%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. 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.
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 7 » Treaty of Moscow: Soviet Russia recognizes the independence of the Democratic Republic of Georgia only to invade the country six months later.
May 16 » In Rome, Pope Benedict XV canonizes Joan of Arc.
August 18 » The Nineteenth Amendment to the United States Constitution is ratified, guaranteeing women's suffrage.
November 28 » Irish War of Independence: Kilmichael Ambush: The Irish Republican Army ambush a convoy of British Auxiliaries and kill seventeen.
Day of marriage April 11, 1942
The temperature on April 11, 1942 was between 4.3 °C and 15.7 °C and averaged 9.7 °C. There was 11.9 hours of sunshine (88%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. 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 11 » World War II: Japanese forces attack Tarakan in Borneo, Netherlands Indies (Battle of Tarakan)
January 13 » World War II: First use of an aircraft ejection seat by a German test pilot in a Heinkel He 280 jet fighter.
March 18 » The War Relocation Authority is established in the United States to take Japanese Americans into custody.
April 5 » World War II: The Imperial Japanese Navy launches a carrier-based air attack on Colombo, Ceylon during the Indian Ocean raid. Port and civilian facilities are damaged and the Royal Navy cruisers HMSCornwall and HMSDorsetshire are sunk southwest of the island.
May 26 » World War II: The Battle of Gazala takes place.
September 9 » World War II: A Japanese floatplane drops incendiary bombs on Oregon.
Day of death July 12, 1985
The temperature on July 12, 1985 was between 14.6 °C and 23.6 °C and averaged 18.6 °C. There was 6.4 hours of sunshine (39%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. 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 first British mobile phone call is made by Michael Harrison to his father Sir Ernest Harrison, chairman of Vodafone.
March 8 » A supposed failed assassination attempt on Islamic cleric Sayyed Mohammad Hussein Fadlallah in Beirut, Lebanon kills at least 45 and injures 175 others.
March 16 » Associated Press newsman Terry Anderson is taken hostage in Beirut. He is released on December 4, 1991.
May 29 » Amputee Steve Fonyo completes cross-Canada marathon at Victoria, British Columbia, after 14 months.
June 23 » A terrorist bomb explodes at Narita International Airport near Tokyo. An hour later, the same group detonates a second bomb aboard Air India Flight 182, bringing the Boeing 747 down off the coast of Ireland killing all 329 aboard.
December 8 » The South Asian Association for Regional Cooperation, the regional intergovernmental organization and geopolitical union in South Asia is established.
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/I145048.php : accessed October 21, 2026), "Pieter Heidstra (1920-1985)".
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