Final answer:
The Constitution in American government lays out key principles like Separation of Powers and Checks and Balances to regulate the government, preventing a concentration of power. Federalism, crucial as it is, is not a constitutional principle directly controlling the government's workings.
Explanation:
Constitutional Principles in American Government
Separation of Powers and Checks and Balances are two fundamental constitutional principles that control the American government by delineating different powers and ensuring oversight among branches. These principles prevent any one branch from becoming too powerful and promote collaboration between branches. Federalism, although a significant concept in American government, is not one of the key constitutional principles that directly control the government's structure.
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