1914
Leopold Berchtold5 July 1914
Warfare / World War, 1st
After having dispatched Count Hoyos on a mission to Berlin on 5 July to secure German support for Austria-Hungarys future actions, which resulted in the famous "blank cheque", he became the leading spokesman, together with the Chief of the General Staff General Conrad von Hotzendorf, for war against Serbia during the meeting of the Imperial Crown Council on 7 July
Leopold Berchtold28 July 1914
Warfare / World War, 1st
As the acceptance of all ten demands listed in the ultimatum was required, the Austro-Hungarian Government made a decision to enter a state of war with Serbia on 28 July
Leopold Berchtold28 July 1914
Warfare / World War, 1st
Berchtold had added extra clauses to the ultimatum delivered to Serbia as he was very worried the Serbs could accept it.
Leopold Berchtold28 July 1914
Warfare / World War, 1st
The Serbian Government accepted all points of the ultimatum but the one that permitted Austro-Hungarian authorities to participate in the investigation of Archduke Ferdinands assassination on Serbian territory
Leopold Berchtold28 July 1914
Warfare / World War, 1st
which would have been a severe violation of Serbian sovereignty and the countrys constitution.