'The Black Hand, a Serbian secret society, trained Gavrilo Princip to kill an Austrian archduke, igniting this war'
World War I
HISTORIC GROUPS: The Black Hand, a Serbian secret society, trained Gavrilo Princip to kill an Austrian archduke, igniting this war
The Black Hand, a Serbian secret society, trained Gavrilo Princip to kill an Austrian archduke, igniting this war
The Black Hand, a Serbian secret society, trained Gavrilo Princip to kill an Austrian archduke, igniting this war
HISTORIC GROUPS
World War I
HISTORIC GROUPS