If the West allows the credible threat of deterrence to die with Russia’s invasion of Ukraine, only more violence will ensue in the long run

When is lying permissible in war? Mark Coppenger indicates several instances in the Christian just war tradition but insists there is no room for perfidy or treachery.

During a hearing on Wednesday, judges upheld the war crimes conviction for Slobodan Praljak, an ex-commander of Bosnian Croat forces. Upon hearing the verdict, Praljak said he was not a criminal and then drank from a bottle containing poison. Here is what you should know about war crimes.