Fratricide, or ‘Friendly Fire', is a persistent and unwelcome feature in war. Can it be avoided? How can it be properly understood? Beginning with a historical analysis, examines all aspects of the problem, covering both human and technical factors, before looking at a range of measures currently in use to tackle the issue. Charles Kirke brings together an international group of experts in the field, from both military and academic backgrounds, to provide a thorough examination of this crucial subject. Taken together, their contributions offer a comprehensive understanding of fratricide in its historical context and suggest important lessons for future generations.