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,
Prisons of the Reign of Terror like Poland. Contrary to this, that one believed and repeated, the takeover by force of Thermidor 9 year II, in the spirit of Barère, was to make it possible to get rid of Robespierre to continue with more rigour the great project of Terror, and the destruction of the Republic. The "day of the dupes" on Thermidor 9, reversed the course of things, and the members of the joined committees, in the impossibility to continue their crimes, made against misfortune good heart and suddenly joined the Thermidoriens, to make accord with the opinion that, since Terror was stopped on Thermidor