The Balkanstreitkräfte, also known as the Balkan Army, was a military formation of the Austro-Hungarian Army created for operations against the Kingdom of Serbia at the onset of World War I.
Austro-Hungarian officers c. 1914
Feldzeugmeister Oskar Potiorek – Balkanstreitkräfte Supreme Commander, Commander of the Sixth Army.
General Liborius Ritter von Frank – Commander of the Fifth Army.
General Eduard von Böhm-Ermolli – Commander of the Second Army.
The Battle of the Drina was fought between Serbian and Austro-Hungarian armies in September 1914, near Loznica, Serbia, during the First Serbian campaign of World War I.
Serbian infantry heading to the front
Austro-Hungarian troops crossing the Drina River. Based on a sketch by A. Scheyer
Monument to the fallen Serbian and Austro-Hungarian troops on the site of the battle