The unexpected end of the protracted conflict has been a sobering experience for scholars. No theory had anticipated how the Cold War would be terminated, and none should also be relied upon to explicate its legacy. But instead of relying on preconceived formulas to project past developments, taking a historical perspective to explain their causes and consequences allows one to better understand trends and their long-term significance. The present book takes such perspective, focusing on the evolution of security, its substance as well as its perception, the concurrent development of...