2025-04-04https://repository.covenantuniversity.edu.ng/handle/123456789/43826This paper examines Britain’s exit (BREXIT) process and its impact on the European Union, using Neo-Functionalism as a theoretical anchor which reinforces the explanation of nationalistic activities within international organisations as having significant effect, and this typifies the BREXIT process. With a reliance on secondary data backed by textual analysis, four propositions were advanced and discussed in the paper, and this informs the observation that nationalism offers a platform for opposition to the existing European Union political structure, as the United Kingdom has been adamant concerning the continuous centralisation of decision making in Brussels and Frankfurt.application/pdfH Social Sciences (General), JA Political science (General), JZ International relationsArticle