March 6 » Bayer registers "Aspirin" as a trademark.
March 30 » German Society of Chemistry issues an invitation to other national scientific organizations to appoint delegates to the International Committee on Atomic Weights.
July 26 » Ulises Heureaux, the 27th President of the Dominican Republic, is assassinated.
December 2 » Philippine–American War: The Battle of Tirad Pass, termed "The Filipino Thermopylae", is fought.
December 11 » Second Boer War: In the Battle of Magersfontein the Boers commanded by general Piet Cronjé inflict a defeat on the forces of the British Empire commanded by Lord Methuen trying to relieve the Siege of Kimberley.
Day of death January 8, 1968
The temperature on January 8, 1968 was between -3.7 °C and 3.5 °C and averaged -0.8 °C. There was 0.6 mm of rain during 0.2 hours. There was 6.4 hours of sunshine (80%). The almost cloudless was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northwest. Source: KNMI
January 13 » Johnny Cash performs live at Folsom State Prison.
March 6 » Three rebels are executed by Rhodesia, the first executions since UDI, prompting international condemnation.
July 8 » The Chrysler wildcat strike begins in Detroit, Michigan.
August 20 » Cold War: Warsaw Pact troops invade Czechoslovakia, crushing the Prague Spring. East German participation is limited to a few specialists due to memories of the recent war. Only Albania and Romania refuse to participate.
September 2 » Operation OAU begins during the Nigerian Civil War.
October 20 » Former First Lady Jacqueline Kennedy marries Greek shipping tycoon Aristotle Onassis.
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/I134950.php : accessed October 17, 2026), "Fokko Piet van der Ploeg (1899-1968)".
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