The temperature on May 19, 1914 was between 8.4 °C and 21.9 °C and averaged 15.5 °C. There was 13.6 hours of sunshine (86%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-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.
February 26 » HMHSBritannic, sister to the RMSTitanic, is launched at Harland and Wolff shipyard in Belfast.
May 29 » The Ocean liner RMSEmpress of Ireland sinks in the Gulf of Saint Lawrence with the loss of 1,012 lives.
August 15 » The Panama Canal opens to traffic with the transit of the cargo ship SSAncon.
October 9 » World War I: The Siege of Antwerp comes to an end.
October 18 » The Schoenstatt Movement is founded in Germany.
December 15 » A gas explosion at Mitsubishi Hōjō coal mine, in Kyushu, Japan, kills 687.
Day of marriage December 15, 1937
The temperature on December 15, 1937 was between 0.7 °C and 4.0 °C and averaged 2.7 °C. There was 3.0 mm of rain during 3.2 hours. The average windspeed was 2 Bft (weak wind) and was prevailing from the south east. Source: KNMI
March 21 » Ponce massacre: Nineteen people in Ponce, Puerto Rico are gunned down by police acting on orders of the US-appointed Governor, Blanton C. Winship.
April 12 » Sir Frank Whittle ground-tests the first jet engine designed to power an aircraft, at Rugby, England.
July 22 » New Deal: The United States Senate votes down President Franklin D. Roosevelt's proposal to add more justices to the Supreme Court of the United States.
October 9 » Murder of 9 Catholic priests in Zhengding, China, who protected the local population from the advancing Japanese army.
December 12 » Second Sino-Japanese War: USS Panay incident: Japanese aircraft bomb and sink U.S. gunboat USSPanay on the Yangtze river in China.
December 13 » Second Sino-Japanese War: Battle of Nanking: The city of Nanjing, defended by the National Revolutionary Army under the command of General Tang Shengzhi, falls to the Japanese. This is followed by the Nanking Massacre, in which Japanese troops rape and slaughter hundreds of thousands of civilians.
When copying data from this family tree, please include a reference to the origin: Joop Klavers, "Family tree Klavers", database, Genealogy Online (https://www.genealogieonline.nl/stamboom_klavers/I71207.php : accessed February 4, 2026), "Roelina ter Haar (1914-)".
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