Chairman of the African Union (AU) and Rwandan President Paul Kagame (L), President of Niger Mahamadou Issoufou (C) and Chairperson of AU Commission Moussa Faki Mahamat (R) unveils a plaque of the African Continental Free Trade Area (AfCFTA) in Kigali, Rwanda on March 21, 2018. Forty-four African countries on Wednesday signed an agreement to establish the AfCFTA during the one-day extraordinary session. (Xinhua/Gabriel Dusabe)