War studies, sometimes called polemology, 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