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.
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.
September 12 » Tirah Campaign: In the Battle of Saragarhi, ten thousand Pashtun tribesmen suffer several hundred casualties while attacking 21 Sikh soldiers in British service.
December 30 » The British Colony of Natal annexes Zululand.
Day of marriage March 5, 1920
The temperature on March 5, 1920 was between 2.5 °C and 13.3 °C and averaged 7.6 °C. There was 5.3 hours of sunshine (48%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. 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.
January 13 » The Reichstag Bloodbath of January 13, 1920, the bloodiest demonstration in German history.
January 23 » The Netherlands refuses to surrender the exiled Kaiser Wilhelm II of Germany to the Allies.
January 26 » Former Ford Motor Company executive Henry Leland launches the Lincoln Motor Company which he later sold to his former employer.
March 19 » The United States Senate rejects the Treaty of Versailles for the second time (the first time was on November 19, 1919).
July 15 » The Polish Parliament establishes Silesian Voivodeship before the Polish-German plebiscite.
November 2 » In the United States, KDKA of Pittsburgh starts broadcasting as the first commercial radio station. The first broadcast is the result of the 1920 United States presidential election.
Day of death February 10, 1985
The temperature on February 10, 1985 was between -9.5 °C and -3.6 °C and averaged -6.7 °C. There was -0.1 mm of rain. There was 8.4 hours of sunshine (87%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
March 8 » A supposed failed assassination attempt on Islamic cleric Sayyed Mohammad Hussein Fadlallah in Beirut, Lebanon kills at least 45 and injures 175 others.
May 20 » Radio Martí, part of the Voice of America service, begins broadcasting to Cuba.
June 17 » Space Shuttle program: STS-51-G mission: Space Shuttle Discovery launches carrying Sultan bin Salman bin Abdulaziz Al Saud, the first Arab and first Muslim in space, as a payload specialist.
July 10 » The Greenpeace vessel Rainbow Warrior is bombed and sunk in Auckland harbour by French DGSE agents, killing Fernando Pereira.
August 2 » Delta Air Lines Flight 191, a Lockheed L-1011 TriStar, crashes at Dallas/Fort Worth International Airport killing 137.
November 23 » Gunmen hijack EgyptAir Flight 648 en route from Athens to Cairo. When the plane lands in Malta, Egyptian commandos storm the aircraft, but 60 people die in the raid.
Day of burial February 14, 1985
The temperature on February 14, 1985 was between -11.2 °C and 0.6 °C and averaged -5.5 °C. There was -0.1 mm of rain. There was 7.7 hours of sunshine (78%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
In The Netherlands , there was from Thursday, November 4, 1982 to Monday, July 14, 1986 the cabinet Lubbers I, with Drs. R.F.M. Lubbers (CDA) as prime minister.
January 1 » The first British mobile phone call is made by Michael Harrison to his father Sir Ernest Harrison, chairman of Vodafone.
January 21 » Galaxy Airlines Flight 203 crashes near Reno–Tahoe International Airport in Reno, Nevada, killing 70 people.
January 28 » Supergroup USA for Africa (United Support of Artists for Africa) records the hit single We Are the World, to help raise funds for Ethiopian famine relief.
February 16 » Hezbollah is founded.
March 4 » The Food and Drug Administration approves a blood test for HIV infection, used since then for screening all blood donations in the United States.
August 2 » Delta Air Lines Flight 191, a Lockheed L-1011 TriStar, crashes at Dallas/Fort Worth International Airport killing 137.
When copying data from this family tree, please include a reference to the origin: Tijs van den Brink, "Parentele of Geurt Jacobs", database, Genealogy Online (https://www.genealogieonline.nl/geurt-jacobs/I81786.php : accessed February 4, 2026), "Hendrik Ahrens (1897-1985)".
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