Baron de Montesquieu is very popular for his book. The Spirit of the Laws is about the ideal organization of government.
In Baron's book titled the Spirit of the Laws he talked in favor of a constitutional system of government and the separation of powers.
He wanted an end to slavery and the upholding of civil liberties and the law. He was of the opinion that uniting these powers, as in the monarchy of Louis XIV, would cause despotism.
The Spirit of the Laws gave an overview of human laws and social institutions.
