World War I Starts (jan 1, 1914 – jun 28, 1919)
Description:
The assassination of Archduke Franz Ferdinand of Austria-Hungary led to Austria-Hungary declaring war on Serbia, which led to Russia forming alliance with Serbia and Germany declaring war on RussiaAdded to timeline:
Date:
jan 1, 1914
jun 28, 1919
~ 5 years and 5 months