The temperature on September 27, 1912 was between 1.3 °C and 14.5 °C and averaged 8.2 °C. There was 5.9 hours of sunshine (49%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the east. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
February 12 » The Xuantong Emperor, the last Emperor of China, abdicates.
April 10 » RMS Titanic sets sail from Southampton, England on her maiden and only voyage.
July 30 » Japan's Emperor Meiji dies and is succeeded by his son Yoshihito, who is now known as the Emperor Taishō.
October 26 » First Balkan War: The Ottomans lose the cities of Thessaloniki and Skopje.
November 27 » Spain declares a protectorate over the north shore of Morocco.
Day of marriage April 19, 1939
The temperature on April 19, 1939 was between 2.7 °C and 14.1 °C and averaged 8.1 °C. There was 5.3 hours of sunshine (38%). The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
In The Netherlands , there was from June 24, 1937 to July 25, 1939 the cabinet Colijn IV, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from July 25, 1939 to August 10, 1939 the cabinet Colijn V, with Dr. H. Colijn (ARP) as prime minister.
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
June 17 » Last public guillotining in France: Eugen Weidmann, a convicted murderer, is executed in Versailles outside the Saint-Pierre prison.
August 2 » Albert Einstein and Leo Szilard write a letter to Franklin D. Roosevelt, urging him to begin the Manhattan Project to develop a nuclear weapon.
September 4 » World War II: William J. Murphy commands the first Royal Air Force attack on Germany.
September 10 » World War II: Canada declares war on Germany, joining the Allies: Poland, France, the United Kingdom, New Zealand and Australia.
September 19 » World War II: The Battle of Kępa Oksywska concludes, with Polish losses reaching roughly 14% of all the forces engaged.
October 15 » The New York Municipal Airport (later renamed LaGuardia Airport) is dedicated.
Day of death March 11, 1962
The temperature on March 11, 1962 was between 1.2 °C and 5.9 °C and averaged 4.1 °C. There was 7.9 mm of rain during 18.7 hours. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north. Source: KNMI
March 2 » In Burma, the army led by General Ne Win seizes power in a coup d'état.
August 5 » Apartheid: Nelson Mandela is jailed. He would not be released until 1990.
August 6 » Jamaica becomes independent from the United Kingdom.
October 13 » The Pacific Northwest experiences a cyclone the equal of a Cat 3 hurricane, with winds above 150mph. 46 people die.
October 14 » The Cuban Missile Crisis begins when an American reconnaissance aircraft takes photographs of Soviet ballistic missiles being installed in Cuba.
December 8 » Workers at four New York City newspapers (this later increases to nine) go on strike for 114 days.
When copying data from this family tree, please include a reference to the origin: Wim Ackermans, "Family tree Ackermans", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-ackermans/I1255.php : accessed February 20, 2026), "Theodorus Wilhelmus Knigge (1912-1962)".
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