Translate the following English sentence to French:
"At that Council meeting - and against the background of the concern that has been felt for many years - the Union' s concern at the situation in Burma-Myanmar was expressed, specifically with regard to the repeated and active repression of civil and political rights, and the harsh conditions that prevent the people from exercising their economic, social and cultural rights."
Lors de ce Conseil - et à la lumière qui plus est de l'inquiétude constante depuis plusieurs années -, l'Union a manifesté son inquiétude concernant la situation de la Birmanie-Myanmar, notamment en ce qui concerne la répression réitérée et intense des droits civils et politiques, ainsi que les dures conditions qui empêchent la population de bénéficier de ses droits économiques, sociaux et culturels.