Ключевые слова: blue, borderless, building, citizen, citizen rights, citizenship, civil rights, community, cooperation, countries, customs union, decision, democracy, eu, eu flag, eu treaty, europe, european, european union, flag, flags, free speech, freedom of the press, fundamental rights, human rights, lisbon treaty, maastricht treaty, member states, membership, negotiations, organisation, peace, people, politics, population, referendum, region, sanctions, schengen, security policy, single market, social, stability, stars, state, two, united, worldwide, yellow,