Enlightenment ideas significantly influenced the French Revolution, providing both ideological fuel and a framework for change. Central to these Enlightenment thoughts were concepts of individual liberty, equality, and rational government. Philosophers such as Voltaire, Rousseau, and Montesquieu advocated for reason, scientific inquiry, and the separation of church and state. Their writings encouraged skepticism of traditional authority (both monarchical and ecclesiastical) and inspired calls for political and social reform. Voltaire (François-Marie Arouet) was a proponent of civil liberties, including freedom of speech and religion. His criticisms of the Catholic Church and the French monarchy were influential among revolutionaries. Voltaire's advocacy for tolerance and his disdain for despotism encouraged the erosion of absolute monarchy, laying groundwork for revolutionary dialogue. Jean-Jacques Rousseau developed the concept of the social contract, insisting that legitimate government is based on the general will of the people. In "The Social Contract" (1762), Rousseau argued that individuals, through a collective agreement, have the power to form a government that serves their common interests. This idea was instrumental in shaping revolutionary thought (especially during the drafting of the 1793 Constitution), fostering ideas of popular sovereignty and civic virtue. Baron de Montesquieu contributed to revolutionary thought through his writings on the separation of powers. In "The Spirit of the Laws" (1748), Montesquieu advocated dividing governmental authority into three branches: executive, legislative, and judicial. This model aimed to ensure no single entity or individual could dominate the government, promoting checks and balances. The French Revolutionaries adopted elements of Montesquieu's ideas in their attempts to dismantle the absolute monarchy and create a constitutional government. The Enlightenment emphasis on rationality and scientific inquiry also affected revolutionary mindset. Thinkers like Denis Diderot (editor of the "Encyclopédie") promoted knowledge as a means of empowering individuals and advancing society. The dissemination of scientific and philosophical knowledge helped cultivate a more informed and questioning public, ready to challenge traditional structures and seek progress. Additionally, the Enlightenment ideals intersected with economic theories of the time. Physiocrats, like François Quesnay, called for economic reform and were critical of mercantilism. They advocated for a natural economic order (based on agriculture) and minimal government interference. These ideas resonated with revolutionary calls for economic justice and the dismantling of feudal privileges. The influence of Enlightenment ideas extended beyond intellectual circles and into the broader population through pamphlets, salons, and public discourse. As a result, these ideas permeated various aspects of revolutionary action, from the drafting of key documents (like the Declaration of the Rights of Man and of the Citizen on 26 August 1789) to the structuring of the new political order. Enlightenment thought provided an intellectual foundation for the revolutionaries' quest to create a society based on reason, equality, and justice.