History of Sarajevo more modern and advanced nation than the Ottoman Empire, Sarajevo was quickly westernized and adapted to their standards. A western education system was implemented, and Sarajevo's inhabitants started writing in Latin script for the first time. By 1910, Sarajevo was populated by just under 52,000 people. Just four years later the most famous event in the history of Habsburg Sarajevo, and perhaps in the city’s history, occurred. The Assassination in Sarajevo, during which a young Serb nationalist Gavrilo Princip assassinated Archduke Franz Ferdinand of Austria and his wife Sophie, Duchess of Hohenberg, on their visit to the city, started a
Russian entry into World War I was in agreement with President minister Raymond Poincaré who trusted him. He promised unconditional French support to Russia in the unfolding crisis with Germany and Austria. Historians debate whether he exceeded his instructions but they agree he failed to inform Paris of exactly what was happening, and did not warn that Russian mobilization might launch a world war. When on 28 June 1914 Archduke Franz Ferdinand of Austria was assassinated in Sarajevo Tsar Nicholas vacillated as to Russia's course of action. A relatively new factor influencing Russian policy was the growth of the Pan-Slavism spirit that identified Russia's duty to