January 31 » Czechoslav Trade Union Association is founded in Prague.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
August 2 » Anglo-Afghan War: The Siege of Malakand ends when a relief column is able to reach the British garrison in the Malakand states.
November 1 » The first Library of Congress building opens its doors to the public; the library had previously been housed in the Congressional Reading Room in the U.S. Capitol.
December 6 » London becomes the world's first city to host licensed taxicabs.
Day of marriage January 29, 1931
The temperature on January 29, 1931 was between -0.1 °C and 5.2 °C and averaged 2.1 °C. There was 3.2 mm of rain during 4.0 hours. There was 0.7 hours of sunshine (8%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
January 21 » Sir Isaac Isaacs is sworn in as the first Australian-born Governor-General of Australia.
May 14 » Five unarmed civilians are killed in the Ådalen shootings, as the Swedish military is called in to deal with protesting workers.
July 16 » Emperor Haile Selassie signs the first constitution of Ethiopia.
September 18 » The Mukden Incident gives Japan a pretext to invade and occupy Manchuria.
October 17 » Al Capone is convicted of income tax evasion.
December 11 » Statute of Westminster 1931: The British Parliament establishes legislative equality between the UK and the Dominions of the Commonwealth—Australia, Canada, Newfoundland, New Zealand, South Africa, and Ireland.
Day of death May 26, 1959
The temperature on May 26, 1959 was between 9.7 °C and 12.2 °C and averaged 10.9 °C. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
March 9 » The Barbie doll makes its debut at the American International Toy Fair in New York.
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.
April 8 » The Organization of American States drafts an agreement to create the Inter-American Development Bank.
September 12 » The Soviet Union launches a large rocket, Lunik II, at the moon.
November 2 » Quiz show scandals: Twenty-One game show contestant Charles Van Doren admits to a Congressional committee that he had been given questions and answers in advance.
November 2 » The first section of the M1 motorway, the first inter-urban motorway in the United Kingdom, is opened between the present junctions 5 and 18, along with the M10 motorway and M45 motorway.
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/I79464.php : accessed February 9, 2026), "Cornelis Jacob Pieter van der Molen (1897-1959)".
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