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How long was Denis Diderot imprisoned at Vincennes?
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Denis Diderot
Portrait of Denis Diderot, oil on canvas by Dimitry Levitzky, 18th century.
Denis Diderot was imprisoned at the prison of Vincennes for three months in 1749. His incarceration followed the publication of his work Lettre sur les aveugles (An Essay on Blindness), which presented a daring exposition of materialist atheism that challenged the authorities of the time.1