The temperature on December 15, 1914 was between 4.6 °C and 8.4 °C and averaged 6.7 °C. There was 17.9 mm of rain. There was 1.0 hours of sunshine (13%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south-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.
April 24 » The Franck–Hertz experiment, a pillar of quantum mechanics, is presented to the German Physical Society.
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 6 » World War I: First Battle of the Atlantic: Two days after the United Kingdom had declared war on Germany over the German invasion of Belgium, ten German U-boats leave their base in Heligoland to attack Royal Navy warships in the North Sea.
August 9 » Start of the Battle of Mulhouse, part of a French attempt to recover the province of Alsace and the first French offensive of World War I.
September 17 » Andrew Fisher becomes Prime Minister of Australia for the third time.
September 26 » The United States Federal Trade Commission is established by the Federal Trade Commission Act.
In The Netherlands , there was from Monday, November 5, 2012 to Thursday, October 26, 2017 the cabinet Rutte II, with Mark Rutte (VVD) as prime minister.
January 3 » Boko Haram militants raze the entire town of Baga in north-east Nigeria, starting the Baga massacre and killing as many as 2,000 people.
February 11 » A university student was murdered as she resisted an attempted rape in Turkey, sparking nationwide protests and public outcry against harassment and violence against women.
May 12 » A train derailment in Philadelphia kills eight people and injures more than 200.
November 5 » An iron ore tailings dam bursts in the Brazilian state of Minas Gerais flooding a valley, causing mudslides in the nearby village of Bento Rodrigues and causing at least 17 deaths and two missing.
November 24 » A terrorist attack on a hotel in Al-Arish, Egypt, kills at least seven people and injures 12 others.
December 9 » The start of the thirty-sixth GCC summit in Riyadh business.
When copying data from this family tree, please include a reference to the origin: Donald Simmons Jr., "Donald A.C. Simmons Jr. Family Tree", database, Genealogy Online (https://www.genealogieonline.nl/donald-a-c-simmons-jr-family-tree/I132250049939.php : accessed August 6, 2025), "Mattie Lee Heath (1914-2015)".
Copy warning
Genealogical publications are copyright protected. Although data is often retrieved from public archives, the searching, interpreting, collecting, selecting and sorting of the data results in a unique product. Copyright protected work may not simply be copied or republished.
Please stick to the following rules
Request permission to copy data or at least inform the author, chances are that the author gives permission, often the contact also leads to more exchange of data.
Do not use this data until you have checked it, preferably at the source (the archives).
State from whom you have copied the data and ideally also his/her original source.