The temperature on July 3, 1911 was between 4.0 °C and 17.0 °C and averaged 10.8 °C. There was 3.0 mm of rain. There was 6.9 hours of sunshine (41%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northwest. Source: KNMI
January 3 » A magnitude 7.7 earthquake destroys the city of Almaty in Russian Turkestan.
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.
August 24 » Manuel de Arriaga is elected and sworn-in as the first President of Portugal.
November 3 » Chevrolet officially enters the automobile market in competition with the Ford Model T.
December 27 » "Jana Gana Mana", the national anthem of India, is first sung in the Calcutta Session of the Indian National Congress.
Day of marriage April 18, 1931
The temperature on April 18, 1931 was between -1.5 °C and 10.6 °C and averaged 4.5 °C. There was 0.3 mm of rain during 0.2 hours. There was 7.1 hours of sunshine (51%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north-northeast. 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.
February 20 » The U.S. Congress approves the construction of the San Francisco–Oakland Bay Bridge by the state of California.
March 3 » The United States adopts The Star-Spangled Banner as its national anthem.
March 15 » SSViking explodes off Newfoundland, killing 27 of the 147 on board.
March 26 » Ho Chi Minh Communist Youth Union is founded in Vietnam.
April 14 » The Spanish Cortes deposes King Alfonso XIII and proclaims the Second Spanish Republic.
May 14 » Five unarmed civilians are killed in the Ådalen shootings, as the Swedish military is called in to deal with protesting workers.
Day of death February 11, 1975
The temperature on February 11, 1975 was between -0.6 °C and 10.2 °C and averaged 5.3 °C. There was 0.6 mm of rain during 1.2 hours. There was 0.2 hours of sunshine (2%). The heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east-southeast. Source: KNMI
In The Netherlands , there was from Friday, May 11, 1973 to Monday, December 19, 1977 the cabinet Den Uyl, with Drs. J.M. den Uyl (PvdA) as prime minister.
January 2 » At the opening of a new railway line, a bomb blast at Samastipur, Bihar, India, fatally wounds Lalit Narayan Mishra, Minister of Railways.
March 26 » The Biological Weapons Convention comes into force.
May 10 » Sony introduces the Betamax videocassette recorder.
September 8 » Gays in the military: US Air Force Tech Sergeant Leonard Matlovich, a decorated veteran of the Vietnam War, appears in his Air Force uniform on the cover of Time magazine with the headline "I Am A Homosexual". He is given a general discharge, later upgraded to honorable.
December 26 » Tu-144, the world's first commercial supersonic aircraft, surpassing Mach2, went into service.
December 29 » A bomb explodes at LaGuardia Airport in New York City, killing 11 people and injuring 74.
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/I138170.php : accessed October 11, 2026), "Jurjen de Haan (1911-1975)".
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