The moments that it took Gavrilo Princip to step forward to the stalled car and shoot dead Franz Ferdinand and his wife were perhaps the most fateful of the modern era. An act of terrorism of staggering efficiency, it fulfilled its every aim: it would liberate Bosnia from Habsburg rule and it created a powerful new Serbia, but it also brought...

Christopher Clark is Professor of Modern History at the University of Cambridge and a Fellow of St Catharine's College. He is the author of The Politics of Conversion, Kaiser Wilhelm II and Iron Kingdom. Widely praised around the world, Iron Kingdom became a major bestseller. He has been awarded the Officer's Cross of the Order of Merit of the Federal Republic of Germany. The Sleepwalkers was shortlisted for the PEN Hessell-Tiltman Prize for History and finalist for the Mark Lynton History Prize, and is the winner of the Los Angeles Times Book Prize for History, French Prix Aujourd¿hui, Cundill Recognition of Excellence Prize, Bruno Kreisky Prize for Political Literature and the Braunschweiger Geschichtspreis.