Participation to the Award of the NAZARBAYEV Prize for Nuclear Weapon Free World and Global Security (Nur Sultan/ August 29, 2019/ International Day Against Nuclear Tests (IDANT)) This Award was shared between the late Amb Yukiya Amano- Director General of the International Atomic Energy Agency (IAEA) September 2009-July 18, 2019 and Dr Lassina Zerbo – Executive Secretary of the Preparatory Commission, Comprehensive Nuclear-Test-Ban-Treaty Organisation since 2013