April 18 » The Greco-Turkish War is declared between Greece and the Ottoman Empire.
May 26 » The original manuscript of William Bradford's history, "Of Plymouth Plantation" is returned to the Governor of Massachusetts by the Bishop of London after being taken during the American Revolutionary War.
June 22 » British colonial officers Charles Walter Rand and Lt. Charles Egerton Ayerst are assassinated in Pune, Maharashtra, India by the Chapekar brothers and Mahadeo Vinayak Ranade, who are later caught and hanged.
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
September 10 » Lattimer massacre: A sheriff's posse kills 19 unarmed striking immigrant miners in Lattimer, Pennsylvania, United States.
December 6 » London becomes the world's first city to host licensed taxicabs.
Day of marriage May 13, 1921
The temperature on May 13, 1921 was between 9.4 °C and 23.7 °C and averaged 16.5 °C. There was 8.0 hours of sunshine (51%). The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. 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 20 » The first Constitution of Turkey is adopted, making fundamental changes in the source and exercise of sovereignty by consecrating the principle of national sovereignty.
February 27 » The International Working Union of Socialist Parties is founded in Vienna.
March 20 » The Upper Silesia plebiscite was a plebiscite mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland.
June 20 » Workers of Buckingham and Carnatic Mills in the city of Chennai, India, begin a four-month strike.
October 29 » The Harvard University football team loses to Centre College, ending a 25-game winning streak. This is considered one of the biggest upsets in college football.
October 29 » United States: Second trial of Sacco and Vanzetti in Boston, Massachusetts.
Day of death April 18, 1959
The temperature on April 18, 1959 was between 6.8 °C and 13.1 °C and averaged 9.5 °C. There was 4.5 hours of sunshine (32%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
January 7 » The United States recognizes the new Cuban government of Fidel Castro.
January 8 » Charles de Gaulle is proclaimed as the first President of the French Fifth Republic.
April 8 » A team of computer manufacturers, users, and university people led by Grace Hopper meets to discuss the creation of a new programming language that would be called COBOL.
July 24 » At the opening of the American National Exhibition in Moscow, U.S. Vice President Richard Nixon and Soviet Premier Nikita Khrushchev have a "Kitchen Debate".
July 27 » The Continental League is announced as baseball's "3rd major league" in the United States.
September 27 » Typhoon Vera kills nearly 5,000 people in Japan.
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/I199750.php : accessed September 27, 2026), "Pieter Bos (1897-1959)".
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.