The temperature on January 14, 1915 was between 8.0 °C and 9.7 °C and averaged 8.6 °C. There was 0.2 mm of rain. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west. 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 13 » The 6.7 Mw Avezzano earthquake shakes the Province of L'Aquila in Italy with a maximum Mercalli intensity of XI (Extreme), killing between 29,978–32,610.
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.
May 23 » World War I: Italy joins the Allies, fulfilling its part of the Treaty of London.
July 28 » The United States begins a 19-year occupation of Haiti.
August 29 » US Navy salvage divers raise F-4, the first U.S. submarine sunk in an accident.
Day of marriage March 16, 1943
The temperature on March 16, 1943 was between -2.1 °C and 14.3 °C and averaged 5.1 °C. There was 7.5 hours of sunshine (63%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
January 14 » World War II: Franklin D. Roosevelt and Winston Churchill begin the Casablanca Conference to discuss strategy and study the next phase of the war.
March 2 » World War II: Allied aircraft defeat a Japanese attempt to ship troops to New Guinea.
April 16 » Albert Hofmann accidentally discovers the hallucinogenic effects of the research drug LSD. He intentionally takes the drug three days later on April 19.
August 23 » World War II: Kharkiv is liberated by the Soviet Union after the Battle of Kursk.
October 8 » World War II: Around 30 civilians are executed by Friedrich Schubert's paramilitary group in Kallikratis, Crete.
October 21 » World War II: The Provisional Government of Free India is formally established in Japanese-occupied Singapore.
Day of death September 20, 1991
The temperature on September 20, 1991 was between 4.9 °C and 18.5 °C and averaged 10.8 °C. There was 3.7 hours of sunshine (30%). The partly clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the ??. 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.
February 7 » Haiti's first democratically elected president, Jean-Bertrand Aristide, is sworn in.
February 16 » Nicaraguan Contras leader Enrique Bermúdez is assassinated in Managua.
February 23 » In Thailand, General Sunthorn Kongsompong leads a bloodless coup d'état, deposing Prime Minister Chatichai Choonhavan.
May 24 » Israel conducts Operation Solomon, evacuating Ethiopian Jews to Israel.
May 28 » The capital city of Addis Ababa falls to the Ethiopian People's Revolutionary Democratic Front, ending both the Derg regime in Ethiopia and the Ethiopian Civil War.
October 5 » An Indonesian Air Force C-130 crash kills 135 people.
When copying data from this family tree, please include a reference to the origin: Klaas Konjer, "Family tree Konjer", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-konjer/I4617.php : accessed February 16, 2026), "Harm knipper (1915-1991)".
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