Part I. The choice whether to use military force : The decision to use military force in classical just war thinking -- The decision to use military force in recent moral argument -- Contemporary international law on the decision to use armed force -- The role of the military in the decision to use armed force -- Special Problems I : the question of preemption -- Special problems II : the response to asymmetric warfare and terrorism -- Special problems III : the question of using military force in the frame of the responsibility to protect -- Special problems IV : questions posed by nuclear and other weapons of mass destruction ; Part II. Right conduct in the use of military force : Framing the issues in moral terms I : applying the just war tradition -- Framing the issues in moral terms II : the Kantian perspective on jus in bello -- Framing the issues in moral terms III : rights and right conduct -- International humanitarian law -- Boston to where : the challenges posed by local-global terrorism -- Terrorism and ethics-- The bombing of dual-use targets -- The ethics of autonomous unmanned aerial vehicles -- Targeted killing -- Cyber warfare -- The moral equality of combatants -- Treatment of prisoners and detainees -- My country, right or wrong : if the cause is just, is anything allowed? -- No job for a soldier? : military ethics in peacekeeing operations -- Enforcing and strengthening noncombatant immunity -- Understanding proportionality in contemporary armed conflict ; Part III. Ethics after a conflict is over : Security and political order : the ethics of who is in charge and enforcing the peace at war's end -- How should this conflict end? : implications of the end of an armed conflict for the decision to use military force and conduct in the use of such force -- War crimes tribunals after armed conflict -- Fostering reconciliation as a goal of military ethics ; Part IV. Perspectives from other cultures : Ethics in the Islamic tradition on war -- Chinese traditions on military ethics -- The Indian tradition.