It was the separahun of powels.
The idea / theory called "Trias Politica" as developed by Enlightenment thinker Montesquieu.
Seperation of Powers.
seperations of powers
well the three branches are congress , legislative and Judaical
The constitutional powers that help to limit the power of government is dividing it into three branches. The three branches of government are executive, legislative and judiciary.
Separation of powers.
dividing a government into different branches with distinct areas of authority
The U.S. Constitution reflects Enlightenment ideas such as popular sovereignty (the authority of the government comes from the people), separation of powers (dividing government roles among branches), checks and balances (each branch can limit the power of the others), and individual rights (protection of individual liberties). These concepts were influenced by Enlightenment philosophers like John Locke, Montesquieu, and Rousseau.
Baron de Montesquieu proposed dividing government into three branches to prevent one person or group from gaining control.
Separation of powers is the process of separating branches of government. In the United States, the three branches of government balance each other.
I believe this would be referred to as a division of power and a checks and balances system.
to guarantee no one branch becomes too powerful