The temperature on August 28, 1968 was between 16.4 °C and 23.1 °C and averaged 18.9 °C. There was 4.3 mm of rain during 1.3 hours. There was 2.7 hours of sunshine (19%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the northeast. Source: KNMI
February 16 » In Haleyville, Alabama, the first 9-1-1 emergency telephone system goes into service.
March 7 » Vietnam War: The United States and South Vietnamese military begin Operation Truong Cong Dinh to root out Viet Cong forces from the area surrounding Mỹ Tho.
April 3 » Martin Luther King Jr. delivers his "I've Been to the Mountaintop" speech. He was assassinated the next day.
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.
November 1 » The Motion Picture Association of America's film rating system is officially introduced, originating with the ratings G, M, R, and X.
November 17 » Viewers of the Raiders–Jets football game in the eastern United States are denied the opportunity to watch its exciting finish when NBC broadcasts Heidi instead, prompting changes to sports broadcasting in the U.S.
When copying data from this family tree, please include a reference to the origin: J. Ham, "Family tree Ham", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ham/I79664.php : accessed January 23, 2026), "Johannes Augustinus Hazelhorst (± 1932-1968)".
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