Answer:
checks and balances
Explanation:
Baron de Montesquieu, who is considered as French Philosopher during the Age of Enlightenment, was known for his philosophical works, particularly on theory of Separation of Powers, which is basically deals with a system OF CHECKS AND BALANCES.
This was defined by him, as a type of government in which state is made of three branches, specifically the executive, legislative and judiciary, such that, each branch has power that do not supercede one another but rather compliment and independent enough, for the purpose of curbing corrupt practices associated with power, while promoting CHECKS and BALANCES among the branches.
This idea is later entrenched in many system of government of the world today.