Federalism in the United Kingdom
Federalism in the United Kingdom aims at constitutional reform to achieve a federal United Kingdom or a British federation, where there is a division of legislative powers between two or more levels of government, so that sovereignty is decentralised between a federal government and autonomous governments in a federal system. The United Kingdom is a constitutional monarchy governed via parliamentary democracy.
Source: Wikipedia — Federalism in the United Kingdom (CC BY-SA 4.0)