Dodatkowe przykłady dopasowywane są do haseł w zautomatyzowany sposób - nie gwarantujemy ich poprawności.
Firstly, Article 7a, which provides for the creation of an area without internal frontiers, was, like the Schengen agreements, conceived at a time when the pressure of economic migration was not as great as it is today, and moreover when the Union's eastern border was formed by the Iron Curtain.