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February 23, 1927

Revisit the news, notable people, and historical moments connected to this date.

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Headlines from February 23, 1927

Notable Births

Régine Crespin

1927Régine Crespin, French soprano and actress (died 2007)[†]

Régine Crespin was a French soprano who had a major international career in opera and on the concert stage between 1950 and 1989. She started her career singing roles in the dramatic soprano and spinto soprano repertoire, drawing particular acclaim singing Wagner and Strauss heroines. She went on to sing a wider repertoire that embraced Italian, French, German, and Russian opera from a variety of musical periods. In the early 1970s Crespin began experiencing vocal difficulties for the first time and ultimately began performing roles from the mezzo-soprano repertoire. Throughout her career she was widely admired for the elegance, warmth and subtlety of her singing, especially in the French and German operatic repertories.

1927Jessica Huntley, Guyanese activist and publisher (died 2013)[†]

Jessica Elleisse Huntley was a Guyanese-British political reformer and prominent race equality campaigner. She was a publisher of black and Asian literature, and a women's and community rights activist. She is notable as the founder in 1969 of Bogle-L'Ouverture Publications in London.

Historical Events

Calvin Coolidge

1927U.S. President Calvin Coolidge signs a bill by Congress establishing the Federal Radio Commission (later replaced by the Federal Communications Commission) which was to regulate the use of radio frequencies in the United States.[†]

Calvin Coolidge was the 30th president of the United States, serving from 1923 to 1929. A Republican lawyer from Massachusetts, he previously served as the 29th vice president from 1921 to 1923, under President Warren G. Harding, and as the 48th governor of Massachusetts from 1919 to 1921. Coolidge gained a reputation as a small-government conservative, with a taciturn personality and dry sense of humor that earned him the nickname "Silent Cal".

Theoretical physics

1927German theoretical physicist Werner Heisenberg writes a letter to fellow physicist Wolfgang Pauli, in which he describes his uncertainty principle for the first time.[†]

Theoretical physics is a branch of physics that employs mathematical models and abstractions of physical objects and systems to rationalize, explain, and predict natural phenomena. This is in contrast to experimental physics, which uses experimental tools to probe these phenomena.