The temperature on March 18, 1909 was between -3.4 °C and 9.1 °C and averaged 2.9 °C. There was 6.2 hours of sunshine (52%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
March 10 » By signing the Anglo-Siamese Treaty of 1909, Thailand relinquishes its sovereignty over the Malay states of Kedah, Kelantan, Perlis and Terengganu, which become British protectorates.
April 9 » The U.S. Congress passes the Payne–Aldrich Tariff Act.
April 11 » The city of Tel Aviv is founded.
June 26 » The Science Museum in London comes into existence as an independent entity.
September 23 » The novel Le Fantôme de l'Opéra (The Phantom of the Opera), by Gaston Leroux, is published as a serialization in Le Gaulois.
December 14 » New South Wales Premier Charles Wade signs the Seat of Government Surrender Act 1909, formally completing the transfer of State land to the Commonwealth to create the Australian Capital Territory.
Day of marriage November 12, 1936
The temperature on November 12, 1936 was between 5.9 °C and 12.5 °C and averaged 9.4 °C. There was 4.6 mm of rain during 2.7 hours. There was 1.8 hours of sunshine (20%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the south. Source: KNMI
April 5 » Tupelo–Gainesville tornado outbreak: An F5 tornado kills 233 in Tupelo, Mississippi.
April 6 » Tupelo–Gainesville tornado outbreak: Another tornado from the same storm system as the Tupelo tornado hits Gainesville, Georgia, killing 203.
May 21 » Sada Abe is arrested after wandering the streets of Tokyo for days with her dead lover's severed genitals in her handbag. Her story soon becomes one of Japan's most notorious scandals.
May 26 » In the House of Commons of Northern Ireland, Tommy Henderson begins speaking on the Appropriation Bill. By the time he sits down in the early hours of the following morning, he had spoken for ten hours.
July 22 » Spanish Civil War: The Popular Executive Committee of Valencia takes power in the Valencian Community.
December 5 » The Soviet Union adopts a new constitution and the Kirghiz Soviet Socialist Republic is established as a full Union Republic of the USSR.
Day of death May 11, 1950
The temperature on May 11, 1950 was between 9.0 °C and 23.2 °C and averaged 16.1 °C. There was 14.2 hours of sunshine (92%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. 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 21 » American lawyer and government official Alger Hiss is convicted of perjury.
July 4 » Cold War: Radio Free Europe first broadcasts.
August 20 » Korean War: United Nations repel an offensive by North Korean divisions attempting to cross the Nakdong River and assault the city of Taegu.
September 26 » Korean War: United Nations troops recapture Seoul from North Korean forces.
October 19 » Iran becomes the first country to accept technical assistance from the United States under the Point Four Program.
November 21 » Two Canadian National Railway trains collide in northeastern British Columbia in the Canoe River train crash; the death toll is 21, with 17 of them Canadian troops bound for Korea.
When copying data from this family tree, please include a reference to the origin: Martin Ploeger, "Family tree Ploeger", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ploeger/I37.php : accessed January 26, 2026), "Willem Cornelis de Ru (1909-1950)".
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