The supreme authority to govern within a certain geographical area
Federalism
A governmental system in which authority is divided between two sovereign levels of government: national and regional
Unitary system
A governmental system where the national government alone has ultimate authority
Confederacy
A governmental system where sovereignty is vested entirely in state governments
Enumerated powers
The seventeen powers granted to the national government under Article 1, Section 8 of the Constitution. These powers include taxation and the regulation of commerce as well as the authority to provide for the national defense.
Supremacy clause
Article 6 of the Constitution, which makes national law supreme over state law when the national government is acting within its constitutional limits
"Necessary and proper" (elastic) clause
The authority granted to Congress in Article 1, Section 8 "to make all laws which shall be necessary and proper" for the implementation of its enumerated powers
Implied powers
The federal government's constitutional authority (through the "necessary and proper"clause) to take action that is not expressly authorized by the Constitution but that supports actions that are so authorized
Reserved powers
The powers granted to the states under the tenth amendment to the Constitution
Nationalization
The process by which national authority has increased over the course of US history as a result primarily of economic change but also of political action
Dual federalism
A doctrine based on the idea that a precise separation of national power and state power is both possible and desirable
Commerce clause
The authority granted to Congress in Article 1, Section 8, of the Constitution to "regulate commerce" among the states
Cooperative federalism
The situation in which the national, state, and local levels work together to solve problems
Fiscal federalism
A term that refers to the expenditure of federal funds on programs run in part through states and localities
Grants in aid
Federal cash payments to states and localities for programs they administer
Categorical grants
Federal grants in aid to states and localities that can be used only for designated projects
Block grants
Federal grants in aid that permit state and local officials to decide how the money will be spent within a general area
Devolution
The passing down of authority from the national government to the state and local governments