Austria-Hungary and its ally, Germany, declared war on Serbia. Great Britain, France, and Russia declared war on Austria-Hungary and Germany since they had an alliance with each other and had agreed to protect Serbia. This started World War I.
His assassination in Sarajevo sparked World War One.
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The assassination was one of the reasons that lead to ww1
World War One started with the assassination of Archduke Ferdinand.
The Archduke of Austria Franz Ferdinand, although his murder wasn't the primary cause.
Assassination of Archduke Franz Ferdinand
Gavrilo Princip Was the Serbian nationalist behind the assassination of the archduke Franz Ferdinand
The single event that started a chain of other events that led to World War 1 was the assassination of Archduke Ferdinand. This event took place in June of 1914. Archduke Ferdinand was the heir to the Austro-Hungarian throne.
The assassination of Archduke FerdinandThe assassination of Archduke Ferdinand
The assassination of Archduke FerdinandThe assassination of Archduke Ferdinand
the assassination of Archduke Ferdinand
The Assassination of Archduke Franz Ferdinand of Austria triggered the start of the Great War (World War I)
Killing of Princ Ferdinand by Gavrilo Princip member of Youth Bosna
Sarajevo.