The temperature on July 7, 1917 was between 6.9 °C and 22.3 °C and averaged 15.8 °C. There was 14.4 hours of sunshine (87%). 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 21 » The Great Atlanta fire of 1917 causes $5.5million in damages, destroying some 300 acres including 2,000 homes, businesses and churches, displacing about 10,000 people but leading to only one fatality (due to heart attack).
May 21 » The Imperial War Graves Commission is established through royal charter to mark, record, and maintain the graves and places of commemoration of the British Empire's military forces.
May 27 » Pope Benedict XV promulgates the 1917 Code of Canon Law, the first comprehensive codification of Catholic canon law in the legal history of the Catholic Church.
July 25 » Sir Robert Borden introduces the first income tax in Canada as a "temporary" measure (lowest bracket is 4% and highest is 25%).
November 2 » The Balfour Declaration proclaims British support for the "establishment in Palestine of a national home for the Jewish people" with the clear understanding "that nothing shall be done which may prejudice the civil and religious rights of existing non-Jewish communities".
December 6 » Finland declares independence from Soviet Russia.
Day of marriage September 29, 1948
The temperature on September 29, 1948 was between 11.6 °C and 17.8 °C and averaged 14.6 °C. There was 0.2 mm of rain. There was 0.8 hours of sunshine (7%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from July 3, 1946 to August 7, 1948 the cabinet Beel I, with Dr. L.J.M. Beel (KVP) as prime minister.
From August 7, 1948 till March 15, 1951 the Netherlands had a cabinet Drees - Van Schaik with the prime ministers Dr. W. Drees (PvdA) and Mr. J.R.H. van Schaik (KVP).
February 4 » Ceylon (later renamed Sri Lanka) becomes independent within the British Commonwealth.
May 13 » Arab–Israeli War: The Kfar Etzion massacre is committed by Arab irregulars, the day before the declaration of independence of the state of Israel on May 14.
July 16 » Following token resistance, the city of Nazareth, revered by Christians as the hometown of Jesus, capitulates to Israeli troops during Operation Dekel in the 1948 Arab–Israeli War.
December 9 » The Genocide Convention is adopted.
December 26 » The last Soviet troops withdraw from North Korea.
December 28 » The DC-3 airliner NC16002 disappears 50 miles south of Miami.
Day of death September 18, 2011
The temperature on September 18, 2011 was between 7.6 °C and 16.6 °C and averaged 12.2 °C. There was 1.1 mm of rain during 1.0 hours. There was 5.8 hours of sunshine (46%). 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 Thursday, October 14, 2010 to Monday, November 5, 2012 the cabinet Rutte I, with Mark Rutte (VVD) as prime minister.
January 27 » Arab Spring: The Yemeni Revolution begins as over 16,000 protestors demonstrate in Sana'a.
February 19 » The debut exhibition of the Belitung shipwreck, containing the largest collection of Tang dynasty artifacts found in one location, begins in Singapore.
March 11 » An earthquake measuring 9.0 in magnitude strikes 130km (81mi) east of Sendai, Japan, triggering a tsunami killing thousands of people. This event also triggered the second largest nuclear accident in history, and one of only two events to be classified as a Level 7 on the International Nuclear Event Scale.
April 24 » WikiLeaks starts publishing the Guantanamo Bay files leak.
May 13 » Two bombs explode in the Charsadda District of Pakistan killing 98 people and wounding 140 others.
November 26 » The Mars Science Laboratory launches to Mars with the Curiosity Rover.
When copying data from this family tree, please include a reference to the origin: Hans Opperman, "Family tree Opperman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-opperman/I3436.php : accessed March 6, 2026), "Sophia van Leeuwen (1917-2011)".
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