June 8th, 1914, Sarajevo: The arrest of Gavrilo Princip a 19-year-old Serbian nationalist, assassin of the Archduke Franz Ferdinand and his consort,  Photograph: Popperfoto/Getty Images

Along the banks of the river Miljacka which runs through the Bosnian capital of Sarajevo, stands a simple stone bridge. The distinctive Ottoman-sty(...)