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.
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.
July 2 » British-Italian engineer Guglielmo Marconi obtains a patent for radio in London.
July 11 » Salomon August Andrée leaves Spitsbergen to attempt to reach the North Pole by balloon. He later crashes and dies.
August 10 » German chemist Felix Hoffmann discovers an improved way of synthesizing acetylsalicylic acid (aspirin).
Day of death March 25, 1974
The temperature on March 25, 1974 was between 4.9 °C and 17.5 °C and averaged 10.4 °C. There was -0.1 mm of rain. There was 9.6 hours of sunshine (77%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
February 23 » The Symbionese Liberation Army demands $4 million more to release kidnap victim Patty Hearst.
April 1 » The Local Government Act 1972 of England and Wales comes into effect.
May 9 » Watergate scandal: The United States House Committee on the Judiciary opens formal and public impeachment hearings against President Richard Nixon.
May 17 » The Troubles: Thirty-three civilians are killed and 300 injured when the Ulster Volunteer Force (UVF) detonates four car bombs in Dublin and Monaghan, Republic of Ireland.
May 18 » Nuclear weapons testing: Under project Smiling Buddha, India successfully detonates its first nuclear weapon becoming the sixth nation to do so.
August 1 » Cyprus dispute: The United Nations Security Council authorizes the UNFICYP to create the "Green Line", dividing Cyprus into two zones.
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/I134456.php : accessed January 3, 2026), "Wybe Tilstra (1897-1974)".
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