Some people found the ideas of the enlightenment disturbing because such ideas supported political and social change and reform from tradition.
The Age of Enlightenment was also named as the Age of Reason and marked an intellectual and philosophical movement that dominated the world of ideas in Europe during the 18th century, which was regarded to as the "Century of Philosophy".
During that time period, thinkers such as Jean Jaques Rosseau, Robespierre and Voltaire advocated for reason.
Enlightenment thinkers promoted ideas that criticized abuse of power perpetrated by religion and conservative politics. Besides, some people manifested against Christianity and religion.