Translate the following English sentence to French:
"The Charter is too vague in this respect, which entails the risk of encouraging the formation of regional communities; that would pose a threat to the unity of the Republic but also, in the long run, to the cohesion of the Union."
La charte est trop floue sur ce plan, ce qui risque de favoriser l' émergence de communautarismes régionaux, menaçant ainsi l' unité de la République, mais aussi, à terme, la cohésion de l' Union.