No. They only wanted to promote 'freeing' the Serb population groups living in Austria-Hungary - such as the one living in and around Serajevo - and uniting them in a 'greater' Serbia. Originally the Black Hand had targeted the Governor of the region but when the terrorists found that Franz Ferdinand would come to visit Sarajevo, they selected him as a much more spectacular target.
The Black Hand by the way was a 'secret organization' of which there were several in eastern Europe and Russia. Although the Serbian government was sympathetic to them, the Black Hand did not command any troops with which it could have invaded Austria, even if it had wanted.
Sarajevo, Austria-Hungary
Sarajevo, Bosnia, Austria-hungary
Because a Serbian terrorist assassinated Archduke Franz Ferdinand of Austria-Hungary.
Arch Duke Ferdinand
Franz Ferdinand (1863-1914) was archduke of Austria-Este, prince imperial of Austria and royal prince of Hungary and Bohemia. He was the heir to the throne of Austria-Hungary when he was assassinated in Sarajevo, the event that is said to have sparked World War I.
Archduke Franz Ferdinand of Austria was assassinated, along with his wife Sophie, on June 28, 1914, while visiting Sarajevo in Bosnia and Herzegovina (which was then under administration by Austria-Hungary).
Because in 1914 the Archduke of Austria-Hungary, Franz Ferdinand, was assassinated by a Serbian Nationalist.
Archduke Franz Ferdinand of Austria/Hungary was assinated by Gavril Pinzip in Sarajevo Bosnia / Herzegovina
Austria-Hungary's future king was assassinated.
It was the Archduke Franz (or Francis) Ferdinand of Austria, heir to the throne of Austria-Hungary, assassinated in Sarajevo, Bosnia, 28 June 1914. .
Because the the Archduke Franze Ferdinand was the heir to the Austria-Hungary throne when him and his wife when assassinated by a Serbian Nationalist in Sarejevo. Austria Hungry Gave Serbia a ultimatum and when Serbia did not follow the ultimatum Austria-Hungry declared war with Serbia
Franz Ferdinand was assassinated in Sarajevo, Austria-Hungary (now the capital of Bosnia and Herzegovina), on June 28, 1914, at about 11am.