The First World War had many causes, but the main reason of the Great War was the assassination of the Archduke Francis Ferdinand, heir to the throne of Austria-Hungary, and his wife by a Serbian nationalist on the morning of June 28, 1914, while traveling in a motorcade through Sarajevo, the capital city of Bosnia and Herzegovina. The Archduke was chosen as a target because Serbians feared that after his ascension to the throne, he would continue the persecution of Serbs living within the Austro-Hungarian Empire. …