The High Court (or Tribunal de Cassation) was instrumental during the French Revolution, serving as the highest judicial authority. Established in 1790, the High Court's primary function was to oversee and rectify lower court decisions. Its establishment was part of broader reforms aimed at creating a uniform judicial system across France, thus centralizing judicial power. The High Court operated under the principles established by the Revolutionary government, emphasizing the rule of law and protection of revolutionary ideals. One of its significant achievements was the standardization of judicial procedures, which had previously been inconsistent and regionally varied. The court had the authority to nullify rulings from lower courts if they were found to be contrary to the new laws established by the National Constituent Assembly. Throughout the Revolution, the composition and jurisdiction of the High Court saw several changes, reflecting the evolving political landscape. Initially, there was strong emphasis on the independence of the judiciary; however, as the Revolution progressed, the court became more susceptible to political pressures. During the Reign of Terror (1793-1794), the court's role was significantly influenced by the Committee of Public Safety, which dominated revolutionary governance. The High Court's sessions were held in Paris, and it was composed of judges elected by their peers. These judges were responsible for ensuring that the laws passed by the National Assembly were correctly interpreted and applied. Notably, the court did not conduct trials but rather reviewed the legality of existing decisions. This distinction underlined its role as a guardian of judicial consistency and legality. One of the prominent figures associated with the High Court was Jean-Baptiste Treilhard, who served as its president and played a key role in navigating the legal complexities of the period. His leadership was crucial during the formation of the legal framework that would guide the court's operations. During the period known as the Thermidorian Reaction (post-1794), the High Court witnessed attempts to restore some judicial independence. However, the revolutionary government's continued interventions often overshadowed these efforts. The High Court remained an essential judicial body throughout the Revolution and evolved further during the Napoleonic era, eventually becoming a prototype for the modern French judicial system.