American Government › Section C · Federalism › Topic C.1

The division of powers

The United States splits power twice: across three branches, and between a national government and fifty state governments. That second split, federalism, decides who taxes you, who licenses you to drive and whose law wins when the two disagree.

In this topic

  • Two ways to divide power
  • Federal, unitary and confederal systems
  • Powers of the national government
  • Reserved and concurrent powers
  • What neither level may do
  • The supremacy clause and its limits
  • Worked example: whose law wins?
  • Relations among the states
  • Money and local government
  • Worked example: one errand, three levels
  • Common mistakes to avoid
  • Key takeaways

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