April 30 » J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
July 26 » Anglo-Afghan War: The Pashtun fakir Saidullah leads an army of more than 10,000 to begin a siege of the British garrison in the Malakand Agency of the North West Frontier Province of India.
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.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
August 31 » Thomas Edison patents the Kinetoscope, the first movie projector.
Day of marriage May 20, 1919
The temperature on May 20, 1919 was between 3.2 °C and 18.2 °C and averaged 12.3 °C. There was 13.8 hours of sunshine (87%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. 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.
May 4 » May Fourth Movement: Student demonstrations take place in Tiananmen Square in Beijing, China, protesting the Treaty of Versailles, which transferred Chinese territory to Japan.
May 19 » Mustafa Kemal Atatürk lands at Samsun on the Anatolian Black Sea coast, initiating what is later termed the Turkish War of Independence.
June 28 » The Treaty of Versailles is signed, ending the state of war between Germany and the Allies of World War I.
November 11 » Latvian forces defeat the West Russian Volunteer Army at Riga in the Latvian War of Independence.
November 11 » The Industrial Workers of the World attack an Armistice Day parade in Centralia, Washington, ultimately resulting in the deaths of five people.
December 3 » After nearly 20 years of planning and construction, including two collapses causing 89 deaths, the Quebec Bridge opens to traffic.
Day of death June 19, 1967
The temperature on June 19, 1967 was between 7.1 °C and 19.2 °C and averaged 13.4 °C. There was 9.8 hours of sunshine (59%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
March 6 » Cold War: Joseph Stalin's daughter Svetlana Alliluyeva defects to the United States.
April 14 » Gnassingbé Eyadéma overthrows President of Togo Nicolas Grunitzky and installs himself as the new president, a title he would hold for the next 38 years.
June 2 » Protests in West Berlin against the arrival of the Shah of Iran turn into riots, during which Benno Ohnesorg is killed by a police officer. His death results in the founding of the terrorist group Movement 2 June.
August 14 » UK Marine Broadcasting Offences Act declares participation in offshore pirate radio illegal.
August 24 » Led by Abbie Hoffman, the Youth International Party temporarily disrupts trading at the New York Stock Exchange by throwing dollar bills from the viewing gallery, causing trading to cease as brokers scramble to grab them.
December 4 » Vietnam War: U.S. and South Vietnamese forces engage Viet Cong troops in the Mekong Delta.
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/I112108.php : accessed October 20, 2026), "Tjitske Hofstede (1897-1967)".
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