They shall refrain from any action which is contrary to the interests of the Union or likely to impair its effectiveness as a cohesive force in international relations.
Staonfaidh siad ó aon ghníomhaíocht a bheadh contrártha le leasanna an Aontais nó ar dóigh di a éifeachtúlacht mar fhórsa comhtháthaithe sa chaidreamh idirnáisiúnta a dhochrú.