Archduke Franz Ferdinand had been assassinated 25 years before World War 2. His assassination sparked World War 1, not World War 2. No archdukes were assassinated during WWII.
Archduke Franz Ferdinand of Austria was assassinated in Sarajevo, in Bosnia-Herzegovina, in 1914 - sparking WWI.
June 28th 1914
Austria
The Archduke Franz Ferdiand was assassinated on the 28th of June 1914
Archduke Franz Ferdinand of Austria was assassinated in Sarajevo in 1914 by terrorist.
Arch-duke Franz Ferdinand was assassinated in sarajevo on the 28th of June 1914
Archduke Franz Ferdinand of Austria was assassinated by Gavrilo Princip.
Gavrilo Princips assassinated Archduke Franz Ferdinand June 28th 1914
Archduke of Austria, Franz Ferdinand (1863-1914) was assassinated in 1914.
Gavrilo Princip
Archduke Franz Ferdinand was assassinated on the 28th June
28th June 1914, Sunday.