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 » Dracula, a Gothic horror novel by Irish author Bram Stoker, is published.
June 16 » A treaty annexing the Republic of Hawaii to the United States is signed; the Republic would not be dissolved until a year later.
September 11 » After months of pursuit, generals of Menelik II of Ethiopia capture Gaki Sherocho, the last king of Kaffa, bringing an end to that ancient kingdom.
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 October 9, 1919
The temperature on October 9, 1919 was between 5.1 °C and 13.8 °C and averaged 8.7 °C. There was 1.7 mm of rain. There was 7.7 hours of sunshine (69%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northwest. 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.
April 16 » Mohandas Gandhi organizes a day of "prayer and fasting" in response to the killing of Indian protesters in the Jallianwala Bagh massacre by the British colonial troops three days earlier.
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 23 » Estonian War of Independence: The decisive defeat of the Baltische Landeswehr in the Battle of Cēsis; this date is celebrated as Victory Day in Estonia.
July 27 » The Chicago Race Riot erupts after a racial incident occurred on a South Side beach, leading to 38 fatalities and 537 injuries over a five-day period.
September 22 » The steel strike of 1919, led by the Amalgamated Association of Iron and Steel Workers, begins in Pennsylvania before spreading across the United States.
Day of death August 10, 1971
The temperature on August 10, 1971 was between 15.8 °C and 23.4 °C and averaged 18.4 °C. There was 2.2 mm of rain during 1.8 hours. There was 2.5 hours of sunshine (17%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
February 11 » Cold War: the Seabed Arms Control Treaty opened for signature outlawing nuclear weapons on the ocean floor in international waters.
October 28 » Prospero becomes the only British satellite to be launched by a British rocket.
November 10 » In Cambodia, Khmer Rouge forces attack the city of Phnom Penh and its airport, killing 44, wounding at least 30 and damaging nine aircraft.
December 4 » The Indian Navy attacks the Pakistan Navy and Karachi.
December 6 » Pakistan severs diplomatic relations with India, initiating the Indo-Pakistani War of 1971.
December 20 » The international aid organization Doctors Without Borders is founded by Bernard Kouchner and a group of journalists in Paris, France.
When copying data from this family tree, please include a reference to the origin: Dirk van Vreeswijk, "Family tree of Vreeswijk", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-van-vreeswijk/I4148.php : accessed February 23, 2026), "Gerrit Verboom (1897-1971)".
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