[custom_adv]
The trigger for the war was the assassination of Archduke Franz Ferdinand of Austria, heir to the throne of Austria-Hungary, by Yugoslav nationalist Gavrilo Princip in Sarajevo on 28 June 1914.
Check Also
Tehran Military Training Events Draw Global Attention Amid Rising Iran-US-Israel Tensions in 2026
Introduction Public military preparedness events held in Tehran on May 17, 2026, attracted intense international …