unitarystate
A unitary state is a sovereign state governed as a single political and administrative entity in which the central government holds the primary authority for law and policy. In a unitary system, subnational units exist to carry out central decisions, but their powers originate from the central government and can be altered or revoked by it. The central authority may delegate authority to subnational bodies, but those powers remain conditional and revocable.
Unitary states often employ varying degrees of decentralization or devolution, where local or regional authorities administer
Common examples include France and Japan, traditionally characterized by centralized governance. The United Kingdom is described
Advantages of a unitary system include uniform national policy, simpler constitutional structure, and potentially easier nationwide