The temperature on February 6, 1914 was between -1.4 °C and 7.9 °C and averaged 2.7 °C. There was 5.5 hours of sunshine (59%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. 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.
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 » World War I: The First Russian Army, led by Paul von Rennenkampf, enters East Prussia.
August 24 » World War I: German troops capture Namur.
October 5 » World War I: An aircraft successfully destroys another aircraft with gunfire.
November 5 » World War I: France and the British Empire declare war on the Ottoman Empire.
Day of death January 14, 1968
The temperature on January 14, 1968 was between -4.2 °C and 9.7 °C and averaged 5.6 °C. There was 15.0 mm of rain during 12.2 hours. The almost completely overcast was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
March 2 » Baggeridge Colliery closes marking the end of over 300 years of coal mining in the Black Country.
March 17 » As a result of nerve gas testing by the U.S. Army Chemical Corps in Skull Valley, Utah, over 6,000 sheep are found dead.
March 21 » Battle of Karameh in Jordan between the Israel Defense Forces and the combined forces of the Jordanian Armed Forces and PLO.
July 1 » The United States Central Intelligence Agency's Phoenix Program is officially established.
November 27 » Penny Ann Early became the first woman to play major professional basketball for the Kentucky Colonels in an ABA game against the Los Angeles Stars.
December 11 » The Rolling Stones Rock and Roll Circus, featuring the Rolling Stones, Jethro Tull, the Who, Taj Mahal, Marianne Faithfull, and the Dirty Mac with Yoko Ono, is filmed in Wembley, London.
When copying data from this family tree, please include a reference to the origin: Peeters Mathieu, "FutureHistory", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-riske/I23896.php : accessed February 8, 2026), "Leon Roggeman (1914-1968)".
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