sans-culottes

The '''' (; ) were the common people of the lower classes in late 18th-century France, a great many of whom became radical and militant partisans of the French Revolution in response to their poor quality of life under the . The word , which is opposed to "aristocrat", seems to have been used for the first time on 28 February 1791 by Jean-Bernard Gauthier de Murnan in a derogatory sense, speaking about a " army". The word came into vogue during the demonstration of 20 June 1792.

The name refers to their clothing, and through that to their lower-class status: were the fashionable silk knee-breeches of the 18th-century nobility and bourgeoisie, and the working class wore pantaloons, or long trousers, instead. The , most of them urban labourers, served as the driving popular force behind the revolution. They were judged by the other revolutionaries as "radicals" because they advocated a direct democracy, that is to say, without intermediaries such as members of parliament. Though ill-clad and ill-equipped, with little or no support from the middle and upper classes, they made up the bulk of the Revolutionary army and were responsible for many executions during the early years of the French Revolutionary Wars.