War studies is the multi-disciplinary study of war. It is distinct from military history in that it encompasses a variety of fields: * Laws of war * Philosophy of war * Ethics of war * Just War Theory * Deterrence theory * Psychology of war * Post traumatic stress disorder * Psychological operations * Military history * Motivations, Conduct and Effect of War * Economics of war * Sociology of war * Sociology of the military * International relations * Political Science * Anthropology