The temperature on September 7, 1914 was between 9.1 °C and 24.2 °C and averaged 16.1 °C. There was 11.3 hours of sunshine (85%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. 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.
January 9 » The Phi Beta Sigma fraternity is founded by African-American students at Howard University in Washington D.C., United States.
June 28 » Archduke Franz Ferdinand of Austria and his wife Sophie are assassinated in Sarajevo; this is the casus belli of World War I.
August 4 » In response to the German invasion of Belgium, Belgium and the British Empire declare war on Germany. The United States declares its neutrality.
August 15 » The Panama Canal opens to traffic with the transit of the cargo ship SSAncon.
September 11 » World War I: Australia invades German New Guinea, defeating a German contingent at the Battle of Bita Paka.
November 5 » World War I: France and the British Empire declare war on the Ottoman Empire.
Day of marriage July 7, 1938
The temperature on July 7, 1938 was between 7.9 °C and 22.9 °C and averaged 17.5 °C. There was 0.2 mm of rain during 0.1 hours. There was 11.4 hours of sunshine (69%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
May 25 » Spanish Civil War: The bombing of Alicante kills 313 people.
June 24 » Pieces of a meteorite land near Chicora, Pennsylvania. The meteorite is estimated to have weighed 450metric tons when it hit the Earth's atmosphere and exploded.
July 20 » The United States Department of Justice files suit in New York City against the motion picture industry charging violations of the Sherman Antitrust Act in regards to the studio system. The case would eventually result in a break-up of the industry in 1948.
September 23 » The Czechoslovak army is mobilized in response to the Munich Agreement.
November 16 » LSD is first synthesized by Albert Hofmann from ergotamine at the Sandoz Laboratories in Basel.
Day of death October 16, 1991
The temperature on October 16, 1991 was between 10.3 °C and 14.7 °C and averaged 13.0 °C. There was 1.4 mm of rain during 2.7 hours. There was 1.1 hours of sunshine (10%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south-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.
January 17 » Crown prince Harald V of Norway becomes King Harald V, following the death of his father, King Olav V.
April 5 » An ASA EMB 120 crashes in Brunswick, Georgia, killing all 23 aboard including Sen. John Tower and astronaut Sonny Carter.
May 19 » Croatians vote for independence in a referendum.
July 7 » Yugoslav Wars: The Brioni Agreement ends the ten-day independence war in Slovenia against the rest of the Socialist Federal Republic of Yugoslavia.
September 21 » Armenia gains independence from the Soviet Union.
October 17 » 1991 Rudrapur bombings by Sikh separatists, who exploded two bombs, during a Ramlila Hindu celebration in Rudrapur, Uttarakhand, killing 41 people.
When copying data from this family tree, please include a reference to the origin: H. Grevinga, "Family tree Grevinga", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-grevinga/I2191.php : accessed March 16, 2026), "johanna margaretha grooters (1914-1991)".
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