Answer:
Montesquieu, a French political philosopher of the 18th century, advocated for the separation of powers in order to prevent the concentration of power in any one branch of government. He believed that if any one person or group had too much power, it could lead to tyranny and oppression.
Montesquieu believed that the best way to prevent this was to separate the powers of government into three branches: the executive, legislative, and judicial. Each branch would have its own specific powers and responsibilities, and they would be independent from one another, with a system of checks and balances in place to prevent any one branch from becoming too powerful.
This system of separation of powers would help to ensure that each branch of government would act as a check on the other branches, preventing any one branch from becoming too powerful and allowing for the protection of individual liberties. Montesquieu's ideas were highly influential in the development of modern democratic theory and were incorporated into the Constitution of the United States of America.