January 1 » Eritrea is consolidated into a colony by the Italian government.
January 25 » Nellie Bly completes her round-the-world journey in 72 days.
April 14 » The Pan-American Union is founded by the First International Conference of American States in Washington, D.C.
July 1 » Canada and Bermuda are linked by telegraph cable.
September 25 » The United States Congress establishes Sequoia National Park.
December 15 » Hunkpapa Lakota leader Sitting Bull is killed on Standing Rock Indian Reservation, leading to the Wounded Knee Massacre.
Day of marriage May 16, 1912
The temperature on May 16, 1912 was between 5.4 °C and 14.1 °C and averaged 10.6 °C. There was 2.8 mm of rain. There was 4.1 hours of sunshine (26%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-southwest. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
January 11 » Immigrant textile workers in Lawrence, Massachusetts, go on strike when wages are reduced in response to a mandated shortening of the work week.
March 6 » Italo-Turkish War: Italian forces become the first to use airships in war, as two dirigibles drop bombs on Turkish troops encamped at Janzur, from an altitude of 6,000 feet.
October 19 » Italo-Turkish War: Italy takes possession of what is now Libya from the Ottoman Empire.
October 26 » First Balkan War: The Ottomans lose the cities of Thessaloniki and Skopje.
Day of death December 24, 1957
The temperature on December 24, 1957 was between 4.3 °C and 7.1 °C and averaged 5.4 °C. There was 0.2 mm of rain during 0.2 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
March 25 » The European Economic Community is established with West Germany, France, Italy, Belgium, Netherlands and Luxembourg as the first members.
March 29 » The New York, Ontario and Western Railway makes its final run, the first major U.S. railroad to be abandoned in its entirety.
June 10 » John Diefenbaker leads the Progressive Conservative Party of Canada to a stunning upset in the 1957 Canadian federal election, ending 22 years of Liberal Party government.
July 11 » Prince Karim Husseini Aga Khan IV inherits the office of Imamat as the 49th Imam of Shia Imami Ismai'li worldwide, after the death of Sir Sultan Mahommed Shah Aga Khan III.
September 2 » President Ngô Đình Diệm of South Vietnam becomes the first foreign head of state to make a state visit to Australia.
October 1 » First appearance of In God we trust on U.S. paper currency.
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/I67169.php : accessed October 8, 2026), "Sjoerd van der Kooi (1890-1957)".
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