On the sunny morning of June 28 1914, Gavrilo Princip shot dead the Archduke Ferdinand and his wife Sophie in Sarajevo. Their assassination began a chain of events that would bring the world to war, destroy three empires and lead to the creation of the Kingdom of Yugoslavia.

Maria Margaronis travels to Belgrade and Sarajevo to unravel the many meanings of Princip then and now, discovering that Princip's past and present remain deeply contested, as current attempts to commemorate both his deeds and his memory book-end a century of conflict.