"This book addresses the regulation of hybrid warfare under relevant branches of international law, beginning with the law on inter-state use of force (jus ad bellum). It assesses the extent to which forms of hybrid warfare comply with or violate international humanitarian law/the law of armed conflict. It then looks at law enforcement action in response to hybrid warfare, both on land and on the high seas, and goes on to tackle the constraints applied to hybrid warfare under international human rights law. The final two chapters look at accountability for the conduct of hybrid warfare"--