The document discusses the Age of Enlightenment, which took place from the 17th to early 19th centuries. It was a period that witnessed progress in science, politics, and philosophical discourse. Key aspects included replacing tradition with reason, exploration, tolerance, and scientific endeavor. The Enlightenment promoted reason, the scientific method, and the idea that society and human understanding would continue to progress. It influenced movements for political freedom, religious tolerance, and the scientific revolution. The document also outlines the main Enlightenment thinkers such as Locke, Rousseau, Voltaire, and their contributions.