U.S federation refers to the system of government in which power is divided between a central government and individual state governments. It allows for shared powers and autonomy for both levels of government.
Related terms
Central Government: The central or federal government is responsible for making decisions that affect the entire country.
State Government: State governments have authority over matters that are specific to their own state.
Dual Sovereignty: This term refers to the idea that both the central government and state governments have separate powers and authority.