This article presents a new phenomenon in the European Union. Namely, the country abandonment from the EU Structures. The first country which made that, was the United Kingdom, as the result of the referendum form 23rd June 2016. Slightly more than half of the British people decided to leave EU. The day after the announcement of the Brexit results, media from all over the world began to comment on the unexpected results of the referendum. It has started a discussion about what will happen next? Many publicists and analysts asked how will European Union function without the one of the most important countries in Europe? What consequences await the British departing from the structures of the European Union? Is there a danger for “domino eff...