January 18 » An X-ray generating machine is exhibited for the first time by H. L. Smith.
January 28 » Walter Arnold of East Peckham, Kent, becomes the first person to be convicted of speeding. He was fined one shilling, plus costs, for speeding at 8mph (13km/h), thereby exceeding the contemporary speed limit of 2mph (3.2km/h).
March 1 » Henri Becquerel discovers radioactive decay.
March 2 » The Battle of Adwa: The Italian Army defeated by the Ethiopian Army in Adwa, Tigray, Ethiopia.
May 18 » Khodynka Tragedy: A mass panic on Khodynka Field in Moscow during the festivities of the coronation of Russian Tsar Nicholas II results in the deaths of 1,389 people.
December 10 » Alfred Jarry's Ubu Roi premieres in Paris. A riot breaks out at the end of the performance.
Day of marriage May 14, 1926
The temperature on May 14, 1926 was between 3.4 °C and 12.4 °C and averaged 8.4 °C. There was 0.3 mm of rain. There was 0.4 hours of sunshine (3%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
March 15 » The dictator Theodoros Pangalos is elected President of Greece without opposition.
May 4 » The United Kingdom general strike begins.
May 9 » Admiral Richard E. Byrd and Floyd Bennett claim to have flown over the North Pole (later discovery of Byrd's diary appears to cast some doubt on the claim.)
May 18 » Evangelist Aimee Semple McPherson disappears in Venice, California.
August 5 » Harry Houdini performs his greatest feat, spending 91 minutes underwater in a sealed tank before escaping.
September 25 » The international Convention to Suppress the Slave Trade and Slavery is first signed.
Day of death August 18, 1979
The temperature on August 18, 1979 was between 9.8 °C and 20.8 °C and averaged 16.1 °C. There was 0.1 mm of rain. There was 4.4 hours of sunshine (30%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
April 10 » Red River Valley tornado outbreak: A tornado lands in Wichita Falls, Texas killing 42 people.
June 12 » Bryan Allen wins the second Kremer prize for a man powered flight across the English Channel in the Gossamer Albatross.
October 6 » Pope John Paul II becomes the first pontiff to visit the White House.
October 14 » The first National March on Washington for Lesbian and Gay Rights draws approximately 100,000 people.
October 17 » The Department of Education Organization Act creates the US Department of Education.
November 15 » A package from Unabomber Ted Kaczynski begins smoking in the cargo hold of a flight from Chicago to Washington, D.C., forcing the plane to make an emergency landing.
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/I78150.php : accessed October 4, 2026), "Jan Douma (1896-1979)".
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