The temperature on October 15, 1914 was between 7.9 °C and 16.6 °C and averaged 11.7 °C. There was 0.3 hours of sunshine (3%). 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.
April 20 » Nineteen men, women, and children die in the Ludlow Massacre during a Colorado coal-miners' strike.
May 17 » The Protocol of Corfu is signed, recognising full autonomy to Northern Epirus under nominal Albanian sovereignty.
July 29 » The Cape Cod Canal opened.
September 5 » World War I: First Battle of the Marne begins. Northeast of Paris, the French attack and defeat German forces who are advancing on the capital.
September 13 » World War I: The Battle of Aisne begins between Germany and France.
September 17 » World War I: The Race to the Sea begins.
Day of marriage September 20, 1950
The temperature on September 20, 1950 was between 9.9 °C and 14.3 °C and averaged 11.6 °C. There was 7.7 mm of rain during 2.5 hours. There was 0.9 hours of sunshine (7%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
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).
January 31 » Cold War: U.S. President Harry S. Truman announces a program to develop the hydrogen bomb.
July 4 » Cold War: Radio Free Europe first broadcasts.
August 25 » President Harry Truman orders the U.S. Army to seize control of the nation's railroads to avert a strike.
August 29 » Korean War: British troops arrive in Korea to bolster the US presence there.
November 5 » Korean War: British and Australian forces from the 27th British Commonwealth Brigade successfully halted the advancing Chinese 117th Division during the Battle of Pakchon.
December 9 » Cold War: Harry Gold is sentenced to 30 years in jail for helping Klaus Fuchs pass information about the Manhattan Project to the Soviet Union. His testimony is later instrumental in the prosecution of Julius and Ethel Rosenberg.
When copying data from this family tree, please include a reference to the origin: Roelf Schrik, "Family tree van Leeuwen", database, Genealogy Online (https://www.genealogieonline.nl/van-leeuwen_stamboom/I144.php : accessed May 14, 2025), "Jan van Leeuwen (1914-)".
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