Franz Joseph I of Austria the Empire on 6 October 1908. However a diplomatic crisis erupted, as both the Serbs and the Italians demanded compensation for the annexation, which the Austro-Hungarian government refused to entertain. The incident was not resolved until the revision of the Treaty of Berlin in April 1909, exacerbating tensions between Austria-Hungary and the Serbs. On 28 June 1914 Franz Joseph's nephew and heir Archduke Franz Ferdinand, and his morganatic wife Sophie, Duchess of Hohenberg, were assassinated by Gavrilo Princip, a Yugoslav nationalist of Serbian ethnicity, during a visit to Sarajevo. When he heard the news of the assassination, Franz Joseph said
Archduke Franz Ferdinand of Austria Great Power, such as during the Boxer Rebellion, in 1900. Other nations, including, in his description, "dwarf states like Belgium and Portugal", had soldiers stationed in China, but Austria-Hungary did not. However, Austria-Hungary did participate in the Eight-Nation Alliance to suppress the Boxers, and sent soldiers as part of the "international relief force". Franz Ferdinand was a prominent and influential supporter of the Austro-Hungarian Navy in a time when sea power was not a priority in Austrian foreign policy and the Navy was relatively little known and supported by the public. After his assassination in 1914, the Navy honoured Franz