28th July 1914 – Austria-Hungary declared war on Serbia Russia asked Germany to get Austria-Hungary to hold back and when they refused Russia prepared her army to fight 1st August 1914 Germany ...
As the world marks 100 years since the fighting stopped, here is a look at some key moments in WWI: July 28: Austria-Hungary declares war on Serbia Aug. 1: Germany declares war on Russia Aug. 3: ...