[Centre 4s] Nouakchott -The Sahel is caught in the grip of three major phenomena that threaten its bases: ambient insecurity with the corollary of the great humanitarian challenge to which the coronavirus has recently been grafted. The G5 Sahel countries have declared the coronavirus pandemic now the public enemy number 1. This group included, as of May 21, 2020, 3,366 patients declared positive with Covid 19, of which 2,125 who were cured and 224 deceased. Managing this triple battle requires pragmatism and imagination on the pa