Regionalism is a political ideology focusing on the "development of a political or social system based on one or more" regions.
Explanation:
In politics, regionalism is a political ideology focusing on the "development of a political or social system based on one or more" regions and/or the national, normative or economic interests of a specific region, group of regions or another sub national entity.
In international relations, regionalism is the expression of a common sense of identity and purpose combined with the creation and implementation of institutions that express a particular identity and shape collective action within a geographical region.Regionalism is important to you because it has been proven to make governments more efficient and effective. More efficient and effective governments help keep taxes and fees lower while providing you and your family with a higher quality of life.