In the present competitive world, the economic conditions of a nation has a significant influence in determining its market progress and globalizations. However evaluating the scenario of Britain it is observed that Brexit has imposed several adverse impacts on the economic condition of this country. Hence through this work researcher focuses on comprehensively evaluating the influence of Brexit on foreign direct investments and in this introductory chapter researcher elucidates a brief introduction to the whole study by developing research background and rationale. Further, insights on its current relevance, aims and objectives of this work, questions framed for effective research, etc. will also be explained in this section. Finally, the structural overview of this dissertation will also be illustrated in this chapter.