In 1913, this country and Greece signed a mutual defense treaty against Bulgaria. During World War I, this country's recapture of its capital prompted the firing of Austro-Hungarian commander Oskar Potiorek. An invasion of this country led by August von Mackensen forced a retreat by its Field Marshal Radomir Putnik and the evacuation of this country's army by French ships to Corfu. There, the Corfu Declaration was co-signed by the Yugoslav Committee and this country's government-in-exile, led by Nikola Paić. This country was also home to the terrorist group Unification or Death, better known as the Black Hand. For 10 points, name this countr
In 1913, this country and Greece signed a mutual defense treaty against Bulgaria. During World War I, this country's recapture of its capital prompted the firing of Austro-Hungarian commander Oskar Potiorek. An invasion of this country led by August von Mackensen forced a retreat by its Field Marshal Radomir Putnik and the evacuation of this country's army by French ships to Corfu. There, the Corfu Declaration was co-signed by the Yugoslav Committee and this country's government-in-exile, led by Nikola Paić. This country was also home to the terrorist group Unification or Death, better known as the Black Hand. For 10 points, name this country where Gavrilo Princip assassinated Archduke Francis Ferdinand.
In 1913, this country and Greece signed a mutual defense treaty against Bulgaria.