Causes of World War I corrective." British Diplomat Arthur Nicolson wrote in May 1914, “Since I have been at the Foreign Office I have not seen such calm waters.” On 28 June 1914, Archduke Franz Ferdinand of Austria, heir presumptive to the Austro-Hungarian throne, and his wife, Sophie, Duchess of Hohenberg, were shot dead, by two gun shots in Sarajevo by Gavrilo Princip, one of a group of six assassins (five Serbs and one Bosniak) coordinated by Danilo Ilić, a Bosnian Serb and a member of the Black Hand secret society. The assassination is significant because it was perceived by Austria-Hungary as an existential challenge
Marijan Varešanin big encouragement to Gavrilo Princip. Princip visited Žerajić's grave where he promised to take a revenge, which he did by killing Archduke Franz Ferdinand in Sarajevo on 28 June 1914. Even though the assassination attempt was a failure, Varešanin started to think about his retirement. On 10 May 1911 his request for dismissal as governor was accepted and he was replaced by Oskar Potiorek. On 10 July 1911 he officially entered into a retirement after 45 years of service. Marijan Varešanin Marijan Varešanin von Varesch (1 February 1847 – 22 April 1917) was Governor of Bosnia and Herzegovina from 1909