Fully revised and updated, this fifth edition of Understanding Global Security considers the variety of ways in which peoples' lives are threatened and / or secured in contemporary global politics.

Peter Hough lectures in International Relations at Middlesex University.

1. Security and securitization 2. Military Threats to security from states 3.Threats to security from non-state actors 4.Economic threats to security 5.Identity, society and insecurity 6.Environmental threats to security 7.Health threats to security 8.Natural threats to security 9.Accidental threats to security 10.Criminal threats to security 11.Towards global security