The short campaign against Bulgaria illustrated the tension that existed between the exaggerated expectations of politicians and the public about the likely political and psychological results from attacking an enemy from the air and the demonstrable value in military and economic terms of doing so. This ambiguity underlay many of the wider wartime arguments between politicians, airmen, and the military chiefs over what bombing could or could not deliver, and it helps to explain a feature characteristic of all bombing campaigns: the escalation of the degree of indiscriminate damage.
