CIL Senior Research Fellow Mr Anthony Wetherall participated in the International Atomic Energy Agency’s (IAEA) week-long International Conference on Nuclear Security: Commitments and Actions. Mr Wetherall acted as co-Chair for the Technical Session entitled ‘Perspectives on Implementing Obligations under International Instruments for Nuclear Security’. He also served as the Panel Facilitator for two related panel discussions: ‘The challenges of implementing international commitments, nationally’ and ‘The role of regional organisations and bilateral programmes in supporting national implementation of international obligations’. The Ministerial Conference was attended by over 2000 participants from 139 IAEA Member States and 29 organizations. 47 IAEA Member States were represented at ministerial level. The Ministerial Conference was held from 5-9 December 2016 at IAEA Headquarters, Vienna, Austria. A ministerial segment, lasting a day and a half, adopted a Ministerial Declaration by consensus. A President’s Report will be published on the conference site.