Devolution in Great Britain (Scotland, Northern Ireland, Wales) ?

Devolution is the process of establishing limited self-government for Wales,

Explanation:

Scotland and Northern Ireland within the United Kingdom.  In practice it means the power to pass legislation (legislative competence) has been granted to the three national legislatures within the United Kingdom (the National Assembly for Wales, the Scottish Parliament and the Northern Ireland Assembly), and certain Ministerial powers have been transferred from the UK Government to the Welsh Government, Scottish Government and Northern Ireland Executive.

answer; analytical,creative and practical;

a is the final ! : )