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.
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.
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 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
August 21 » Oldsmobile, an American automobile manufacturer and marque, is founded.
December 9 » Activist Marguerite Durand founds the feminist daily newspaper La Fronde in Paris.
Day of death October 2, 1961
The temperature on October 2, 1961 was between 11.7 °C and 17.6 °C and averaged 14.4 °C. There was 1.1 mm of rain during 1.1 hours. There was 0.5 hours of sunshine (4%). The almost completely overcast was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north-northeast. Source: KNMI
February 4 » The Angolan War of Independence and the greater Portuguese Colonial War begin.
March 2 » John F. Kennedy announces the creation of the Peace Corps in a nationally televised broadcast.
March 14 » A USAF B-52 bomber crashes near near Yuba City, California whilst carrying nuclear weapons.
April 27 » Sierra Leone is granted its independence from the United Kingdom, with Milton Margai as the first Prime Minister.
May 19 » Venera program: Venera 1 becomes the first man-made object to fly by another planet by passing Venus (the probe had lost contact with Earth a month earlier and did not send back any data).
July 25 » Cold War: In a speech John F. Kennedy emphasizes that any attack on Berlin is an attack on NATO.
When copying data from this family tree, please include a reference to the origin: Nico de Kunder, "Family tree De Kunder", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-de-kunder/I7086.php : accessed December 30, 2025), "Jacoba Elisabeth Maria Angelina Willems (1897-1961)".
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