February 7 » Dreyfus affair: Émile Zola is brought to trial for libel for publishing J'Accuse…!.
May 8 » The first games of the Italian football league system are played.
June 10 » Spanish–American War: In the Battle of Guantánamo Bay, U.S. Marines begin the American invasion of Spanish-held Cuba.
June 21 » The United States captures Guam from Spain. The few warning shots fired by the U.S. naval vessels are misinterpreted as salutes by the Spanish garrison, which was unaware that the two nations were at war.
August 23 » The Southern Cross Expedition, the first British venture of the Heroic Age of Antarctic Exploration, departs from London.
October 6 » Phi Mu Alpha Sinfonia, the largest American music fraternity, is founded at the New England Conservatory of Music.
Day of marriage May 28, 1927
The temperature on May 28, 1927 was between 2.3 °C and 13.6 °C and averaged 8.2 °C. There was 1.3 mm of rain. There was 8.8 hours of sunshine (54%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
January 22 » Teddy Wakelam gives the first live radio commentary of a football match, between Arsenal F.C. and Sheffield United at Highbury.
January 27 » Ibn Saud takes the title of King of Nejd.
May 4 » The Academy of Motion Picture Arts and Sciences is incorporated.
June 27 » Prime Minister of Japan Tanaka Giichi convenes an eleven-day conference to discuss Japan's strategy in China. The Tanaka Memorial, a forged plan for world domination, is later claimed to be a secret report leaked from this conference.
August 27 » Five Canadian women file a petition to the Supreme Court of Canada, asking, "Does the word 'Persons' in Section 24 of the British North America Act, 1867, include female persons?"
October 4 » Gutzon Borglum begins sculpting Mount Rushmore.
Day of death August 1, 1968
The temperature on August 1, 1968 was between 15.4 °C and 25.0 °C and averaged 19.2 °C. There was 0.5 mm of rain during 1.0 hours. There was 3.5 hours of sunshine (23%). The heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the west. Source: KNMI
January 5 » Alexander Dubček comes to power in Czechoslovakia, effectively beginning the "Prague Spring".
January 31 » Vietnam War: Viet Cong guerrillas attack the United States embassy in Saigon, and other attacks, in the early morning hours, later grouped together as the Tet Offensive.
February 1 » Canada's three military services, the Royal Canadian Navy, the Canadian Army and the Royal Canadian Air Force, are unified into the Canadian Forces.
April 6 » In Richmond, Indiana's downtown district, a double explosion kills 41 and injures 150.
June 11 » Lloyd J. Old identified the first cell surface antigens that could differentiate among different cell types.
October 14 » Jim Hines becomes the first man ever to break the so-called "ten-second barrier" in the 100-meter sprint with a time of 9.95 seconds.
Day of cremation August 6, 1968
The temperature on August 6, 1968 was between 15.8 °C and 22.0 °C and averaged 18.6 °C. There was 2.4 mm of rain during 1.0 hours. The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
January 31 » Vietnam War: Viet Cong guerrillas attack the United States embassy in Saigon, and other attacks, in the early morning hours, later grouped together as the Tet Offensive.
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.
August 22 » Pope Paul VI arrives in Bogotá, Colombia. It is the first visit of a pope to Latin America.
October 20 » Former First Lady Jacqueline Kennedy marries Greek shipping tycoon Aristotle Onassis.
November 17 » British European Airways introduces the BAC One-Eleven into commercial service.
November 22 » The Beatles release The Beatles (known popularly as The White Album).
When copying data from this family tree, please include a reference to the origin: Dirk Knoeff, "Family tree Knoeff", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-knoeff/I199.php : accessed February 6, 2026), "Johan Knoeff (1898-1968)".
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