How might monarchs react to the ideas of the Enlightenment?

Some embraced them, some were indifferent, some rejected them. You’re speaking of an era that spanned decades during which there were scores of not hundreds of reigning monarchs, Princes, Dukes, and so on just in Europe alone, not to mention beyond European shores. You’re asking too broad and too general a question to answer with any specificity. You might want to refine it to a specific or countries, or a more specific point in time, or how they reacted to it as a challenge to something specific like the divine right of kings.

i need to see the answer to answer the question

louverture's prominent role in the haitian success over colonialism and slavery had earned him the admiration of friends and detractors alike.

explanation:

toussaint louverture began his military career as a leader of the 1791 slave rebellion in saint-domingue; he was by then a free man and a jacobin.