Estates of the realm composed of the former representatives of the three estates stepping up to govern along with an emergency committee in the power vacuum existing after the Bourbon monarchy fled Paris. Among the Assembly was Maximilien de Robespierre, an influential member of the Jacobins who would years later become instrumental in the turbulent period of violence and political upheaval in France known as the Reign of Terror (5 September 1793 – 28 July 1794). Whilst the estates were never formulated in a way that prevented social mobility, the English (subsequently the British) parliament was long based along the classic estate lines being
Prisons of the Reign of Terror decided by political calculation, with various ulterior motives, to accentuate Terror by "purging" (it is their word) the prisons of Paris. Those were overflowing since the removal of the provincial revolutionary tribunals, in March 1794—the defendants stopped in the provinces were submitted in Paris, the recrudescence of the orders of arrest launched in Ile-de-France, by the Committee of general security and the "administrative slownesses" of the revolutionary Tribunal of Paris, backed-up by the paperwork, and the need for arguing the charges. Under the law of the 22 Prairal, the alleged conspiracies of prisoners made it possible to go more quickly,