Certes, la reconnaissance de cet ensemble de compétences communautaires sur le plan externe a naturellement causé des incompréhensions et des difficultés chez les Etats membres comme chez les pays tiers, habitués depuis un demi-siècle à gérer ces questions sur le mode national et bilatéral.
Undoubtedly, the acknowledgement of the existence of this area of Community competence on an external scale has naturally caused misunderstandings and difficulties both for the Member States themselves and for third countries, accustomed as they have been for the last 50 years to dealing with these matters at a national and bilateral level.