In this clear and penetrating study, Ruth Kinna goes directly to the heart of this controversial ideology, explaining the influences that have shaped anarchism and the different tactics and strategies that have been used by anarchists throughout history to achieve their ends. Kinna covers themes both historical and acutely contemporary, including: Could anarchy ever really be a viable alternative to the state? Can anarchist ideals ever be consistent with the justification of violence? How has anarchism influenced the anti-globalization movement?