(A) ** The assassination of the Austrian Archduke by a Serbian nationalist in Bosnia.
(B) The assassination of the German Archduke by an Albanian nationalist in Austria-Hungary.
(C) The assassination of a Serbian Archduke by an Austrian Nationalist in Rumania.
(D) The assassination of the Austrian Archduke in Russia by a Rumanian nationalist.
EXPLANATIONS BELOW
Concept note-1: -Archduke Franz Ferdinand of Austria and his wife Sophie are shot to death by a Bosnian Serb nationalist during an official visit to the Bosnian capital of Sarajevo on June 28, 1914. The killings sparked a chain of events that led to the outbreak of World War I by early August.
Concept note-2: -The immediate cause of World War I was the assassination of Archduke Franz Ferdinand, the heir to the throne of the Austro-Hungarian Empire. He was killed by a Serbian nationalist who wanted independence for the Serbian population in the empire.
Concept note-3: -The assassination of Austrian Archduke Franz Ferdinand (June 28, 1914) was the main catalyst for the start of the Great War (World War I). After the assassination, the following series of events took place: • July 28-Austria declared war on Serbia.
Concept note-4: -The event that sparked the conflagration was the assassination of the heir to the Austro-Hungarian Empire, Archduke Franz Ferdinand, in 1914.
Concept note-5: -The spark that ignited World War I was struck in Sarajevo, Bosnia, where Archduke Franz Ferdinand-heir to the Austro-Hungarian Empire-was shot to death along with his wife, Sophie, by the Serbian nationalist Gavrilo Princip on June 28, 1914.