War in the Vendée was not until the social unrest and the fear of The Terror (a period between 1793–94 where tens of thousands of people were beheaded by use of guillotine) combined with the external pressures from the Civil Constitution of the Clergy (1790) and the introduction of a levy of 300,000 on the whole of France, decreed by the National Convention in February 1793, that the region erupted. The Civil Constitution of the Clergy required all clerics to swear allegiance to it and, by extension, to the increasingly anti-clerical National Constituent Assembly. All but seven of the 160 bishops refused the oath,
French Constitution of 1793 of the need to employ emergency war powers during the French Revolutionary War. Those same emergency powers would permit the Committee of Public Safety to conduct the Reign of Terror, and when that long period of violent political combat was over, the constitution was invalidated by its association with the defeated Robespierre. In the Thermidorian Reaction, it was discarded in favor of a more conservative document, the Constitution of 1795. The National Convention chose Louis Saint-Just and several other deputies to serve on a committee that would draft a new governmental system for the recently established Republic. The new constitution