The temperature on August 1, 1915 was between 9.3 °C and 24.3 °C and averaged 18.0 °C. There was 9.6 hours of sunshine (62%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southeast. 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.
March 18 » World War I: During the Battle of Gallipoli, three battleships are sunk during a failed British and French naval attack on the Dardanelles.
April 22 » The use of poison gas in World War I escalates when chlorine gas is released as a chemical weapon in the Second Battle of Ypres.
June 5 » Denmark amends its constitution to allow women's suffrage.
July 28 » The United States begins a 19-year occupation of Haiti.
September 5 » The pacifist Zimmerwald Conference begins.
November 25 » Albert Einstein presents the field equations of general relativity to the Prussian Academy of Sciences.
Day of marriage May 20, 1936
The temperature on May 20, 1936 was between 8.4 °C and 19.1 °C and averaged 13.2 °C. There was 12.2 hours of sunshine (77%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
February 16 » The Popular Front wins the 1936 Spanish general election.
March 1 » The Hoover Dam is completed.
March 5 » First flight of K5054, the first prototype Supermarine Spitfire advanced monoplane fighter aircraft in the United Kingdom.
April 15 » First day of the Arab revolt in Mandatory Palestine.
July 21 » Spanish Civil War: The Central Committee of Antifascist Militias of Catalonia is constituted, establishing an anarcho-syndicalist economy in Catalonia.
August 4 » Prime Minister of Greece Ioannis Metaxas suspends parliament and the Constitution and establishes the 4th of August Regime.
Day of death September 22, 1987
The temperature on September 22, 1987 was between 12.0 °C and 21.8 °C and averaged 17.9 °C. There was 2.5 mm of rain during 1.3 hours. There was 0.9 hours of sunshine (7%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 4, 1986 to Tuesday, November 7, 1989 the cabinet Lubbers II, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 22 » Philippine security forces open fire on a crowd of 10,000–15,000 demonstrators at Malacañang Palace, Manila, killing 13.
March 19 » Televangelist Jim Bakker resigns as head of the PTL Club due to a brewing sex scandal; he hands over control to Jerry Falwell.
July 4 » In France, former Gestapo chief Klaus Barbie (a.k.a. the "Butcher of Lyon") is convicted of crimes against humanity and sentenced to life imprisonment.
July 24 » US supertanker SSBridgeton collides with mines laid by IRGC causing a 43-square-meter dent in the body of the oil tanker.
October 19 » The United States Navy conducts Operation Nimble Archer, an attack on two Iranian oil platforms in the Persian Gulf.
November 8 » Remembrance Day bombing: A Provisional IRA bomb explodes in Enniskillen, Northern Ireland during a ceremony honouring those who had died in wars involving British forces. Twelve people are killed and sixty-three wounded.
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/I165345.php : accessed October 17, 2026), "Jan Pitstra (1915-1987)".
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