The ethics of warfare: Is it ever morally right to kill on a massive scale In 'Perspectives' Histories of a Global University: Exploring Empire at the University of BirminghamPast debates and perspectives Professor Heather Widdows “War has been puzzling philosophers for centuries, and it isn’t hard to see why. What could be more intuitive or ethical than the belief that it is morally wrong to kill on a massive scale?” Read full opinion