February 1 » Shinhan Bank, the oldest bank in South Korea, opens in Seoul.
February 28 » Queen Ranavalona III, the last monarch of Madagascar, is deposed by a French military force.
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.
September 1 » The Tremont Street Subway in Boston opens, becoming the first underground rapid transit system in North America.
December 30 » The British Colony of Natal annexes Zululand.
Day of marriage October 17, 1918
The temperature on October 17, 1918 was between 6.6 °C and 11.5 °C and averaged 9.2 °C. There was 2.5 mm of rain. The average windspeed was 2 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
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.
February 25 » German forces capture Tallinn to virtually complete the occupation of Estonia.
June 1 » World War I: Western Front: Battle of Belleau Wood: Allied Forces under John J. Pershing and James Harbord engage Imperial German Forces under Wilhelm, German Crown Prince.
July 4 » Bolsheviks kill Tsar Nicholas II of Russia and his family (Julian calendar date).
August 2 » The first general strike in Canadian history takes place in Vancouver.
November 11 » Emperor Charles I of Austria relinquishes power.
December 14 » The 1918 United Kingdom general election occurs, the first where women were permitted to vote.
Day of death August 21, 1967
The temperature on August 21, 1967 was between 6.9 °C and 20.6 °C and averaged 15.2 °C. There was 9.3 hours of sunshine (65%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
June 17 » Nuclear weapons testing: China announces a successful test of its first thermonuclear weapon.
July 6 » Nigerian Civil War: Nigerian forces invade Biafra, beginning the war.
September 1 » Six-Day War: The Khartoum Resolution is issued at the Arab Summit, and eight countries adopt the "three 'no's against Israel".
September 1 » The Khmer–Chinese Friendship Association is banned in Cambodia.
October 21 » The National Mobilization Committee to End the War in Vietnam organizes a march of fifty thousand people from the Lincoln Memorial to the Pentagon.
November 2 » Vietnam War: US President Lyndon B. Johnson and "The Wise Men" conclude that the American people should be given more optimistic reports on the progress of the war.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I375682.php : accessed February 5, 2026), "Arend de Vries (1897-1967)".
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