Translate the following English sentence to French:
"The existence of a panoply of fundamental civil, economic, social and political rights, fully guaranteed by constitutional legislation and by public authorities, is one of the essential elements of modern Western society."
L' existence d' une panoplie de droits civils, économiques, sociaux et politiques fondamentaux, totalement garantis par le règlement constitutionnel et les pouvoirs publics, constitue l' un des éléments essentiels de la civilisation occidentale moderne.