The temperature on March 14, 1912 was between 8.4 °C and 10.2 °C and averaged 9.0 °C. There was 0.4 mm of rain. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
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.
January 23 » The International Opium Convention is signed at The Hague.
June 4 » Massachusetts becomes the first state of the United States to set a minimum wage.
August 14 » U.S. Marines invade Nicaragua to support the U.S.-backed government installed there after José Santos Zelaya had resigned three years earlier.
October 7 » The Helsinki Stock Exchange sees its first transaction.
November 27 » Spain declares a protectorate over the north shore of Morocco.
When copying data from this family tree, please include a reference to the origin: Marieke Cooper, "Family tree Cooper, Kooper, Oostwal, Robert, Ooteman en Blokland", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-cooper/I2841.php : accessed January 27, 2026), "Sophia Maria Cornelia Oostwal (1892-????)".
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