The Enlightenment was a period of thought in which reason was considered to be the most effective manner to solve society’s problems. Why would this generate a negative response from those in the church and government?

The Enlightenment was a period of thought in which reason was considered to be the most effective manner to solve society’s problems. Why would this generate a negative response from those in the church and government?
Select two critical Enlightenment thinkers whose ideas helped to change the nature of government in Europe or even in European colonies (think America!)