The Brexit process, a novelty for the European Union
The European Union (EU) has been created and evolved as a strong politico-economic union, designed to put together the powers of the Member States through a system of supranational and intergovernmental decision making (CIA - The World Factbook). However, in order to reach those goals, it was necessary for each of the Member States to make some sacrifices as far as national sovereignty is concerned, in favour of common decisions that involved all Member States.