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First countries of the European Union
Belgium
France
Italy
Luxembourg
Netherlands -
Second countries of European Union
Denmark
Ireland
United Kingdom -
Third country of European Union
Greece -
The fourth countries of the European Union
Portugal
Spain -
The fifth countries of the European Union
Austria,
Finland,
Sweden -
The sixth countries of the European Union
Cyprus
Czech Republic
Estonia
Hungary
Latvia
Lithuania
Malta
Poland
Slovakia
Slovenia -
The seventh countries of the European Union
Bulgaria,
Romania -
The eighth and last country of the European Union
Croatia