The temperature on March 28, 1911 was between 1.5 °C and 12.5 °C and averaged 6.8 °C. There was 4.9 hours of sunshine (39%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east-northeast. Source: KNMI
August 24 » Manuel de Arriaga is elected and sworn-in as the first President of Portugal.
September 23 » Pilot Earle Ovington makes the first official airmail delivery in America under the authority of the United States Post Office Department
September 25 » An explosion of badly degraded propellant charges on board the French battleship Liberté detonates the forward ammunition magazines and destroys the ship.
September 29 » Italy declares war on the Ottoman Empire.
October 9 » An accidental bomb explosion triggers the Wuchang Uprising against the Chinese monarchy.
November 3 » Chevrolet officially enters the automobile market in competition with the Ford Model T.
Day of death April 1, 1955
The temperature on April 1, 1955 was between -0.9 °C and 7.3 °C and averaged 4.4 °C. There was 1.5 hours of sunshine (12%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northwest. Source: KNMI
April 7 » Winston Churchill resigns as Prime Minister of the United Kingdom amid indications of failing health.
April 11 » The Air India Kashmir Princess is bombed and crashes in a failed assassination attempt on Zhou Enlai by the Kuomintang.
April 15 » McDonald's restaurant dates its founding to the opening of a franchised restaurant by Ray Kroc, in Des Plaines, Illinois.
June 2 » The USSR and Yugoslavia sign the Belgrade declaration and thus normalize relations between both countries, discontinued since 1948.
June 14 » Chile becomes a signatory to the Buenos Aires copyright treaty.
October 26 » After the last Allied troops have left the country, and following the provisions of the Austrian Independence Treaty, Austria declares that it will never join a military alliance.
Day of burial April 6, 1955
The temperature on April 6, 1955 was between 7.4 °C and 19.2 °C and averaged 12.4 °C. There was 1.1 mm of rain during 0.5 hours. There was 9.2 hours of sunshine (69%). The partly or heavily clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
January 7 » Contralto Marian Anderson becomes the first person of color to perform at the Metropolitan Opera in Giuseppe Verdi's Un ballo in maschera.
June 7 » Lux Radio Theatre signs off the air permanently. The show launched in New York in 1934, and featured radio adaptations of Broadway shows and popular films.
June 11 » Eighty-three spectators are killed and at least 100 are injured after an Austin-Healey and a Mercedes-Benz collide at the 24 Hours of Le Mans, the deadliest ever accident in motorsports.
November 5 » After being destroyed in World War II, the rebuilt Vienna State Opera reopens with a performance of Beethoven's Fidelio.
November 19 » National Review publishes its first issue.
December 14 » Albania, Austria, Bulgaria, Cambodia, Ceylon, Finland, Hungary, Ireland, Italy, Jordan, Laos, Libya, Nepal, Portugal, Romania and Spain join the United Nations through United Nations Security Council Resolution 109.
When copying data from this family tree, please include a reference to the origin: Hans Pruckmuller, "Family tree Van Willigen", database, Genealogy Online (https://www.genealogieonline.nl/van-willigen-stamboom/I3855.php : accessed March 11, 2026), "Alida Maria van Willigen (van Willengen) (1911-1955)".
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