The Doctrine of Separation of Powers is a fundamental principle in political theory and constitutional law, which divides government responsibilities among different branches to prevent the concentration of power and ensure a system of checks and balances. Separation of Powers aims for a distinct division of authority and pursues exclusivity in how each organ functions. What is the History of the separation of powers? What is the Concept of the separation of powers? Read further to know more. The operation of federal and democratic states requires the separation of powers. The purpose of separation of powers is to prevent abuse of power by a single person or a group of individuals. It will guard the society against the arbitrary, irrational and tyrannical powers of the state, safeguard freedom for all and allocate each function to the suitable organs of the state for effective discharge of their respective duties. Separation of powers, division of the legislative, executive, and judicial functions of government among separate and independent bodies. Such a separation limits arbitrary excesses by government, since the sanction of all three branches is required for the making, executing, and administering of laws.