The temperature on July 29, 1920 was between 9.2 °C and 18.4 °C and averaged 14.0 °C. There was 2.9 mm of rain. There was 4.5 hours of sunshine (29%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west. 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 24 » The Nazi Party (NSDAP) was founded by Adolf Hitler in the Hofbräuhaus beer hall in Munich, Germany
March 8 » The Arab Kingdom of Syria, the first modern Arab state to come into existence, is established.
March 14 » In the second of the 1920 Schleswig plebiscites, about 80% of the population in Zone II votes to remain part of Weimar Germany.
May 7 » Treaty of Moscow: Soviet Russia recognizes the independence of the Democratic Republic of Georgia only to invade the country six months later.
June 11 » During the U.S. Republican National Convention in Chicago, U.S. Republican Party leaders gathered in a room at the Blackstone Hotel to come to a consensus on their candidate for the U.S. presidential election, leading the Associated Press to coin the political phrase "smoke-filled room".
Day of marriage September 13, 1947
The temperature on September 13, 1947 was between 13.0 °C and 26.5 °C and averaged 18.6 °C. There was 10.8 mm of rain during 2.9 hours. There was 7.5 hours of sunshine (58%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
February 23 » International Organization for Standardization is founded.
April 28 » Thor Heyerdahl and five crew mates set out from Peru on the Kon-Tiki to demonstrate that Peruvian natives could have settled Polynesia.
July 6 » The AK-47 goes into production in the Soviet Union.
August 14 » Pakistan gains Independence from the British Empire and joins the Commonwealth of Nations.
August 17 » The Radcliffe Line, the border between the Dominions of India and Pakistan, is revealed.
November 20 » The Princess Elizabeth marries Lieutenant Philip Mountbatten, who becomes the Duke of Edinburgh, at Westminster Abbey in London.
Day of death January 28, 1986
The temperature on January 28, 1986 was between -1.4 °C and 4.3 °C and averaged 1.6 °C. There was 2.0 mm of rain during 2.8 hours. There was 4.8 hours of sunshine (54%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-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.
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.
March 15 » Collapse of Hotel New World: Thirty-three people die when the Hotel New World in Singapore collapses.
April 5 » Three people are killed in the bombing of the La Belle discotheque in West Berlin, Germany.
June 30 » The U.S. Supreme Court rules in Bowers v. Hardwick that states can outlaw homosexual acts between consenting adults.
October 27 » The British government suddenly deregulates financial markets, leading to a total restructuring of the way in which they operate in the country, in an event now referred to as the Big Bang.
November 22 » Mike Tyson from Brooklyn, New York becomes the youngest heavyweight champion in boxing history at age 20.
November 29 » The Surinamese military attacks the village of Moiwana during the Suriname Guerrilla War, killing at least 39 civilians, mostly women and children.
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/I186624.php : accessed October 22, 2026), "Johannes Poelstra (1920-1986)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.