The average temperature on March 20, 1911 was 5.0 °C. There was 9.9 hours of sunshine (82%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 26 » Glenn Curtiss flies the first successful American seaplane.
May 21 » President of Mexico Porfirio Díaz and the revolutionary Francisco Madero sign the Treaty of Ciudad Juárez to put an end to the fighting between the forces of both men, concluding the initial phase of the Mexican Revolution.
October 13 » Prince Arthur, Duke of Connaught and Strathearn, becomes the first Governor General of Canada of royal descent.
October 24 » Orville Wright remains in the air nine minutes and 45 seconds in a glider at Kill Devil Hills, North Carolina.
November 17 » Omega Psi Phi fraternity was founded on the campus of Howard University in Washington, D.C.
December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
Day of marriage September 23, 1933
The temperature on September 23, 1933 was between 6.7 °C and 16.8 °C and averaged 12.5 °C. There was 0.2 mm of rain during 0.1 hours. There was 6.1 hours of sunshine (50%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
In The Netherlands , there was from August 10, 1929 to May 26, 1933 the cabinet Ruys de Beerenbrouck III, with Jonkheer mr. Ch.J.M. Ruys de Beerenbrouck (RKSP) as prime minister.
In The Netherlands , there was from May 26, 1933 to July 31, 1935 the cabinet Colijn II, with Dr. H. Colijn (ARP) as prime minister.
January 3 » Minnie D. Craig becomes the first woman elected as Speaker of the North Dakota House of Representatives, the first woman to hold a Speaker position anywhere in the United States.
January 28 » The name Pakistan is coined by Choudhry Rahmat Ali Khan and is accepted by Indian Muslims who then thereby adopted it further for the Pakistan Movement seeking independence.
February 28 » Gleichschaltung: The Reichstag Fire Decree is passed in Germany a day after the Reichstag fire.
March 4 » Frances Perkins becomes United States Secretary of Labor, the first female member of the United States Cabinet.
May 18 » New Deal: President Franklin D. Roosevelt signs an act creating the Tennessee Valley Authority.
October 7 » Air France is inaugurated, after being formed by a merger of five French airlines.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I118907.php : accessed October 4, 2026), "Jilles Ettema (1911-)".
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