The Archduke Ferdinand was heir to the Prussian throne. His death caused an outage in Prussia which declared war on Serbia, who in turn had treaties with other European countries to aid it in case of war. As each country was brought into war, it would have treaties with another that would oblige it to aid it in case of war. It was the same for both sides. It was very much like falling dominoes. The assassination of the Archduke is what tipped the the first domino.
The assassination of Archduke Franz Ferdinand and his wife Sophie
The Serbian assassination of the Austrian Archduke Ferdinand.
The assassination of Archduke Franz Ferdinand took place in Sarejevo.
The assassination of Austrian Archduke Franz Ferdinand and his wife initiated the immediate series of events that led to World War I.
That was Archduke Franz Ferdinand of Austria, heir presumptive to the Austro-Hugarian throne, together with his wife Sophie, Duchess of Hohenberg. 28th June 1914 in Sarajevo. Assassinated by Gavrilo Princip.
It actually didn't, the countries where ready to fight, they just wanted something, anything, to blame on for starting it
Sarajevo.Bosnia, in the city of Sarajevo.
Assassination of Archduke Franz Ferdinand of Austria in Sarajevo in 1914
The assassination of Archduke Franz Ferdinand and his wife Sophie
Archduke Franz Ferdinand of Austria was assassinated in Sarajevo in 1914 by terrorist.
The Serbian assassination of the Austrian Archduke Ferdinand.
The assassination of Archduke Franz Ferdinand took place in Sarejevo.
Archduke Franz Ferdinand of Austria was assassinated, along with his wife Sophie, on June 28, 1914, while visiting Sarajevo, the capital of Bosnia and Herzegovina (which was then under administration by Austria-Hungary). The assassination set off a chain of events that would lead to the start of World War I barely one month later.
World war 1 started after the Archduke Ferdinand was assassinated.
Franz Ferdinand.
The Archduke of Austria Franz Ferdinand, although his murder wasn't the primary cause.
the assassination of Archduke Franz Ferdinand in Sarajevo, Bosnia on June 28, 1914.