January 24 » Second Boer War: Boers stop a British attempt to break the Siege of Ladysmith in the Battle of Spion Kop.
February 27 » The British Labour Party is founded.
March 16 » Sir Arthur Evans purchased the land around the ruins of Knossos, the largest Bronze Age archaeological site on Crete.
May 1 » The Scofield Mine disaster kills over 200 men in Scofield, Utah in what is to date the fifth-worst mining accident in United States history.
September 17 » Philippine–American War: Filipinos under Juan Cailles defeat Americans under Colonel Benjamin F. Cheatham Jr. at Mabitac.
December 19 » Hopetoun Blunder: The first Governor-General of Australia John Hope, 7th Earl of Hopetoun, appoints Sir William Lyne premier of the new state of New South Wales, but he is unable to persuade other colonial politicians to join his government and is forced to resign.
Day of death July 31, 1970
The temperature on July 31, 1970 was between 12.4 °C and 25.6 °C and averaged 18.9 °C. There was 10.0 hours of sunshine (64%). The almost cloudless was. The average windspeed was 1 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
March 26 » South Vietnamese President Nguyễn Văn Thiệu implements a land reform program to solve the problem of land tenancy.
April 28 » Vietnam War: U.S. President Richard Nixon formally authorizes American combat troops to take part in the Cambodian campaign.
June 15 » Charles Manson goes on trial for the Sharon Tate murders.
September 28 » Egyptian President Gamal Abdel Nasser dies of a heart attack in Cairo.
October 12 » Vietnam War: Vietnamization continues as President Nixon announces that the United States will withdraw 40,000 more troops before Christmas.
November 21 » Vietnam War: Operation Ivory Coast: A joint United States Air Force and Army team raids the Sơn Tây prisoner-of-war camp in an attempt to free American prisoners of war thought to be held there.
When copying data from this family tree, please include a reference to the origin: Marion Spek, "Family tree Spek", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-spek/R706.php : accessed February 5, 2026), "Wilhelmina Plomp (1900-1970)".
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