The temperature on September 15, 1914 was between 9.0 °C and 16.6 °C and averaged 13.3 °C. There was 8.5 hours of sunshine (67%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the west-southwest. 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.
June 12 » Massacre of Phocaea: Turkish irregulars slaughter 50 to 100 Greeks and expel thousands of others in an ethnic cleansing operation in the Ottoman Empire.
July 11 » USSNevada(BB-36) is launched.
August 1 » The German Empire declares war on the Russian Empire at the opening of World War I. The Swiss Army mobilizes because of World War I.
August 20 » World War I: Brussels is captured during the German invasion of Belgium.
September 16 » World War I: The Siege of Przemyśl (present-day Poland) begins.
December 15 » A gas explosion at Mitsubishi Hōjō coal mine, in Kyushu, Japan, kills 687.
Day of marriage July 13, 1940
The temperature on July 13, 1940 was between 9.0 °C and 17.7 °C and averaged 14.1 °C. There was 1.0 mm of rain during 0.6 hours. There was 3.7 hours of sunshine (23%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
May 26 » World War II: The Siege of Calais ends with the surrender of the British and French garrison.
June 28 » Romania cedes Bessarabia (current-day Moldova) to the Soviet Union after facing an ultimatum.
September 17 » World War II: Due to setbacks in the Battle of Britain and approaching autumn weather, Hitler postpones Operation Sea Lion.
November 9 » Warsaw is awarded the Virtuti Militari.
November 11 » World War II: In the Battle of Taranto, the Royal Navy launches the first all-aircraft ship-to-ship naval attack in history.
November 27 » In Romania, the ruling Iron Guard fascist party assassinates over 60 of arrested King Carol II of Romania's aides and other political dissidents.
Day of death August 31, 1991
The temperature on August 31, 1991 was between 11.3 °C and 26.6 °C and averaged 19.4 °C. There was 12.5 hours of sunshine (91%). The average windspeed was 2 Bft (weak wind) and was prevailing from the east-northeast. 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 15 » The Visegrád Agreement, establishing cooperation to move toward free-market systems, is signed by the leaders of Czechoslovakia, Hungary and Poland.
March 2 » Battle at Rumaila oil field brings an end to the 1991 Gulf War.
June 26 » Yugoslav Wars: The Yugoslav People's Army begins the Ten-Day War in Slovenia.
August 17 » Strathfield massacre: In Sydney, New South Wales, Australia, taxi driver Wade Frankum shoots seven people and injures six others before turning the gun on himself.
August 21 » Latvia declares renewal of its full independence after its occupation by the Soviet Union since 1940.
December 1 » Cold War: Ukrainian voters overwhelmingly approve a referendum for independence from the Soviet Union.
When copying data from this family tree, please include a reference to the origin: Jan Kaper, "Family tree Kaper", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-kaper/I18166.php : accessed February 5, 2026), "Harmke Iekje Woltjer (1914-1991)".
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