March 7 » Second Boer War: Boers, led by Koos de la Rey, inflict the biggest defeat upon the British since the beginning of the war, at Tweebosch.
April 18 » The 7.5 Mw Guatemala earthquake shakes Guatemala with a maximum Mercalli intensity of VIII (Severe), killing between 800–2,000.
April 20 » Pierre and Marie Curie refine radium chloride.
May 20 » Cuba gains independence from the United States. Tomás Estrada Palma becomes the country's first President.
August 22 » Cadillac Motor Company is founded.
October 24 » Guatemala's Santa María Volcano begins to erupt, becoming the third-largest eruption of the 20th century.
Day of death July 5, 1911
The temperature on July 5, 1911 was between 9.0 °C and 22.6 °C and averaged 17.0 °C. There was 7.1 hours of sunshine (43%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-northwest. Source: KNMI
January 26 » Glenn Curtiss flies the first successful American seaplane.
April 6 » During the Battle of Deçiq, Dedë Gjon Luli Dedvukaj, leader of the Malësori Albanians, raises the Albanian flag in the town of Tuzi, Montenegro, for the first time after George Kastrioti (Skanderbeg).
September 18 » Russian Premier Pyotr Stolypin is shot at the Kiev Opera House.
September 24 » His Majesty's Airship No. 1, Britain's first rigid airship, is wrecked by strong winds before her maiden flight at Barrow-in-Furness.
November 3 » Chevrolet officially enters the automobile market in competition with the Ford Model T.
November 5 » After declaring war on the Ottoman Empire on September 29, 1911, Italy annexes Tripoli and Cyrenaica.
When copying data from this family tree, please include a reference to the origin: Jan Kronenberg, "Family tree Kronenberg (Olst en Wijhe e.o.)", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kronenberg/I4880.php : accessed February 27, 2026), "Peter Witteveen (± 1881-1911)".
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