Résumé:
This study deals with the phenomen of regional economic blocs and the eurpian union ,the
reason for this study are that there are motives that lef of the formation of economic blocs
through an optimal application of trade agreement in light of the removal of barriers and
customs restrictios among the E.U countries ,and objectives of this study is to identify what
economic blocs and the european union and on the other part of this study ,this article stande
in the causes a d’implication of exit , such as immigration and this negatives effect on the spred
of of losing national sovereignty ,and grumbling about membership fees and , in adition to
the recurring crises of the eurozone .
As well as standing on the repercussion of the exit ,whether for Britain ,such as the decline in
the value of the pound sterling , or for the European union ,such as the economic repercussion
and the expected adjustment in the balance ox power within the union , and the possipility of
other coutries exiting the union in the future
