The temperature on May 13, 1915 was between 6.4 °C and 12.2 °C and averaged 8.1 °C. There was 23.0 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
May 6 » Babe Ruth, then a pitcher for the Boston Red Sox, hits his first major league home run.
May 7 » World War I: German submarine U-20 sinks RMS Lusitania, killing 1,198 people, including 128 Americans. Public reaction to the sinking turns many former pro-Germans in the United States against the German Empire.
June 21 » The U.S. Supreme Court hands down its decision in Guinn v. United States 238 US 347 1915, striking down Oklahoma grandfather clause legislation which had the effect of denying the right to vote to blacks.
July 25 » RFC Captain Lanoe Hawker becomes the first British pursuit aviator to earn the Victoria Cross.
September 30 » World War I: Radoje Ljutovac becomes the first soldier in history to shoot down an enemy aircraft with ground-to-air fire.
November 25 » Albert Einstein presents the field equations of general relativity to the Prussian Academy of Sciences.
Day of death September 28, 1990
The temperature on September 28, 1990 was between 8.2 °C and 16.6 °C and averaged 11.9 °C. There was 0.7 mm of rain during 1.2 hours. There was 3.6 hours of sunshine (30%). The partly clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from Tuesday, November 7, 1989 to Monday, August 22, 1994 the cabinet Lubbers III, with Drs. R.F.M. Lubbers (CDA) as prime minister.
April 4 » The current flag of Hong Kong is adopted for post-colonial Hong Kong during the Third Session of the Seventh National People's Congress.
May 17 » The General Assembly of the World Health Organization (WHO) eliminates homosexuality from the list of psychiatric diseases.
July 2 » In the 1990 Mecca tunnel tragedy, 1,400 Muslim pilgrims are suffocated to death and trampled upon in a pedestrian tunnel leading to the holy city of Mecca.
September 5 » Sri Lankan Civil War: Sri Lankan Army soldiers slaughter 158 civilians.
September 18 » Liechtenstein becomes a member of the United Nations.
December 22 » Final independence of Marshall Islands and Federated States of Micronesia after termination of trusteeship.
When copying data from this family tree, please include a reference to the origin: Hendrik Dreyer, "Dreyer Tree", database, Genealogy Online (https://www.genealogieonline.nl/dreyer-tree/I17077.php : accessed January 22, 2026), "Sara Johanna Viljoen (1915-1990)".
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