Coretti Arle Titz that she'd performed for a roomful of revolutionaries who used the concerts as fronts for their anti-government meetings. Through Burenin, Coretti was introduced to many other revolutionary actors, composers, musicians, artists and writers. From her new Bolshevik acquaintances, she became more familiar with the unrelenting fury and brutality of the Tsarist gendarmerie and Okhrana (secret police) upon the lower classes. The leaders of the proletariat were shadowed, hunted and sent to rot in distant Siberian prisons for their illegal underground activities. On June 28, 1914, Gavrilo Princip assassinated Archduke Franz Ferdinand of Austria in Sarajevo, setting in motion the events
Archduke Ferdinand Karl of Austria the emperor's knowledge or consent, having eloped two years before the marriage was revealed publicly. On 6 August 1911 he renounced his rights and titles as a dynast of the House of Habsburg and assumed the name of "Ferdinand Burg", at the demand of Emperor Franz Joseph. Henceforth he absented himself from the Viennese court and lived in Tyrol. By then Ferdinand Karl was suffering from tuberculosis, of which he died in 1915. He and his wife had no children. Archduke Ferdinand Karl of Austria Archduke Ferdinand Karl of Austria, later known as Ferdinand Burg (Ferdinand Carl Ludwig Joseph Johann