Russia then came to Serbias defense therefore initiating the First World War. Assassination of Archduke Franz Ferdinand June 1914. Pin On Onthisday On 23 July Austria-Hungary. . To suppress any publication which incites to hatred and contempt of the Austro-Hungary. Austria thought in terms of. Austria-Hungary delivered the July Ultimatum to Serbia a series of ten demands intentionally made unacceptable in order to provoke a war with Serbia. Search the most recent archived version of stategov. Serbia nota 1 en serbio. The dispute between Austria-Hungary and Serbia escalated into what is now known as World War I and drew in Russia. Following the assassination Austria-Hungary issued an ultimatum to Serbia which was rejected and led Austria-Hungary to declare war against Serbia with German support. The war pitted the Central Powersmainly Germany Austria-Hungary and Turkeyagainst the Alliesmainly France Great B...