The monograph analyzes history of unfolding conflict between the Great Britain, other major EU countries and its bureaucracy in the period of the D. Cameron–N. Clegg coalition government administration during the most acute phase of the EU debt crisis especially in its centre – euro zone. Among the facts which triggered the conflict the author emphasizes EU institution building as the quickest way to resolve the crisis in the euro zone, as well as discussions between British political parties and the British society about rationale for their country to maintain its membership in the European Union. This publication is intended for researchers, teachers, students, post-graduates, and a wide range of readers who are interested in modern tendencies of European politics development.