State and national power refer to the authority held by states (individual states within a country) versus the central/national government. It relates to decision-making abilities, law enforcement, taxation, etc., possessed by these entities.
Related terms
Supremacy Clause: The Supremacy Clause asserts that federal laws take precedence over conflicting state laws when they come into conflict with one another.
Tenth Amendment: The Tenth Amendment reserves powers not given specifically to the federal government under the Constitution for individual states. It helps define the boundaries of state power.
Dual Federalism: Dual federalism is a theory that advocates for separate and distinct spheres of authority for the national and state governments, where each operates within its own domain without much overlap.