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Join the roomHenri Jean-Baptiste Grégoire, often referred to as the Abbé Grégoire, was a French Catholic priest, constitutional bishop of Blois and a revolutionary leader. He was an ardent abolitionist and supporter of universal suffrage. He was a founding member of the Bureau des longitudes, the Institut de France, and the Conservatoire national des arts et métiers.
Not who you're looking for? Others named Henri Grégoire: Belgian byzantinist (1881-1964)
