Born Feb. 28, 1804, in Paris; died Dec. 22, 1857, in Leiden. French political figure. Petit bourgeois democrat.
Lagrange participated in the July Revolution of 1830. He was one of the main leaders of the Lyon insurrection of 1834 and after its suppression was sentenced to imprisonment. In 1839 he was amnestied. He was a leader of the armed struggle during the February Revolution of 1848. Elected a deputy to the Constituent Assembly in June 1848, he was a deputy to the Legislative Assembly in May 1849. After the coup d’etat of Louis Bonaparte in 1851, he was exiled from France.