A French communist, born in Dijon; a leader of the Carbonari; provoked prosecution, and fled to England; wrote a history of the First Revolution, in which he defended the Jacobins; author of the "Voyage en Icarie," in description of a communistic Utopia, which became the text-book of a communistic sect called "Icarians," a body of whom he headed to carry out his schemes in America, first in Texas and then at Nauvoo, but failed; died at St. Louis broken-hearted (1788-1856).