jus ad bellum §

• In the Just Wars Theory jus ad bellum is the 4 context necessary for the right to go to war [^1]
  1. there must be a just cause to go to war;
  2. the decision ought to be made by a legitimate authority;
  3. force is to be used only with the right intention and as a last resort;
  4. there must be a reasonable hope for success, with peace as the expected outcome
  5. the use of force must be proportionate and discriminate.

References §

1. US intervention in Afghanistan Justifying the Unjustifiable - Leoni Connah