This is a time of reform and revolution.
Heroism becomes the main theme of the art work.
Philosophers like Diderot and Votaire try to influence a change in ideals through their writings. The philosophy of Enlightenment is popular among the aristocracy. Enlightenment proclaims that all human affairs should be ruled by reason and for the common good. The arts were also under the spell of Enlightenment. Diderot and Voltaire were moral philosophers to the aristocracy and Kings.