Translate the following English sentence to French:
"It is nevertheless necessary to reach agreement as soon as possible on a new convention which will also take other, even more delicate issues into account: the whole issue of double jeopardy, that of specialities, and that of the credibility of one Member State of the Union in respect of the judicial authorities of other Member States of the Union."
Il est néanmoins indispensable de parvenir, dans les plus brefs délais, à une nouvelle convention qui tienne compte d'autres problématiques encore plus délicates, telles que la double incrimination, la spécialité et la crédibilité d'un État de l'Union aux yeux des autorités judiciaires des autres États de l'Union.