The temperature on May 21, 1911 was between 6.5 °C and 17.7 °C and averaged 11.8 °C. There was 11.1 hours of sunshine (70%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the north. Source: KNMI
January 12 » The University of the Philippines College of Law is formally established; three future Philippine presidents are among the first enrollees.
June 22 » George V and Mary of Teck are crowned King and Queen of the United Kingdom of Great Britain and Ireland.
June 22 » Mexican Revolution: Government forces bring an end to the Magonista rebellion of 1911 in the Second Battle of Tijuana.
September 24 » His Majesty's Airship No. 1, Britain's first rigid airship, is wrecked by strong winds before her maiden flight at Barrow-in-Furness.
October 13 » Prince Arthur, Duke of Connaught and Strathearn, becomes the first Governor General of Canada of royal descent.
December 29 » Mongolia gains independence from the Qing dynasty, enthroning 8th Jebtsundamba Khutughtu as Khagan of Mongolia.
Day of marriage March 9, 1935
The temperature on March 9, 1935 was between -5.0 °C and 1.7 °C and averaged -2.3 °C. There was 9.1 hours of sunshine (80%). The average windspeed was 5 Bft (very strong wind) and was prevailing from the east-northeast. Source: KNMI
January 11 » Amelia Earhart becomes the first person to fly solo from Hawaii to California.
March 16 » Adolf Hitler orders Germany to rearm herself in violation of the Treaty of Versailles. Conscription is reintroduced to form the Wehrmacht.
March 23 » Signing of the Constitution of the Commonwealth of the Philippines.
June 11 » Inventor Edwin Armstrong gives the first public demonstration of FM broadcasting in the United States at Alpine, New Jersey.
September 17 » The Niagara Gorge Railroad ceases operations after a rockslide.
December 5 » Mary McLeod Bethune founds the National Council of Negro Women in New York City.
Day of death May 15, 1954
The temperature on May 15, 1954 was between 6.3 °C and 18.3 °C and averaged 12.5 °C. There was 12.8 hours of sunshine (82%). The partly clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the north-northeast. Source: KNMI
March 26 » Nuclear weapons testing: The Romeo shot of Operation Castle is detonated at Bikini Atoll. Yield: 11 megatons.
June 27 » The FIFA World Cup quarterfinal match between Hungary and Brazil, highly anticipated to be exciting, instead turns violent, with three players ejected and further fighting continuing after the game.
September 9 » The 6.7 Mw Chlef earthquake shakes northern Algeria with a maximum Mercalli intensity of XI (Extreme). At least 1,243 people were killed and 5,000 were injured.
September 26 » The Japanese rail ferry Tōya Maru sinks during a typhoon in the Tsugaru Strait, Japan, killing 1,172.
October 10 » The Minister of Foreign Affairs of the Sultanate of Muscat, Neil Innes, sends a signal to the Sultanate's forces, accompanied with oil explorers, to penetrate Fahud, marking the beginning of Jebel Akhdar War between the Imamate of Oman and the Sultanate of Muscat.
November 13 » Great Britain defeats France to capture the first ever Rugby League World Cup in Paris in front of around 30,000 spectators.
Day of burial May 20, 1954
The temperature on May 20, 1954 was between 6.7 °C and 12.6 °C and averaged 9.4 °C. There was 1.1 mm of rain during 0.7 hours. There was 3.0 hours of sunshine (19%). The heavily clouded was. The average windspeed was 5 Bft (very strong wind) and was prevailing from the northwest. Source: KNMI
January 21 » The first nuclear-powered submarine, the USSNautilus, is launched in Groton, Connecticut by Mamie Eisenhower, the First Lady of the United States.
March 26 » Nuclear weapons testing: The Romeo shot of Operation Castle is detonated at Bikini Atoll. Yield: 11 megatons.
April 8 » South African Airways Flight 201 A de Havilland DH.106 Comet 1 crashes into the sea during night killing 21 people.
April 18 » Gamal Abdel Nasser seizes power in Egypt.
June 27 » The FIFA World Cup quarterfinal match between Hungary and Brazil, highly anticipated to be exciting, instead turns violent, with three players ejected and further fighting continuing after the game.
December 2 » The Sino-American Mutual Defense Treaty, between the United States and Taiwan, is signed in Washington, D.C.
When copying data from this family tree, please include a reference to the origin: G. de Jong, "Family tree Karsten", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-karsten/I1931.php : accessed February 14, 2026), "Klaas Karsten (1911-1954)".
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