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The assassination of Archduke Franz Ferdinand set off a chain of events among European alliances that led to war.
The most factual statement about the start of World War I is The assassination of Archduke Franz Ferdinand set off a chain of events among European alliances that led to war.
Archduke Franz Ferdinand was assassinated in Bosnia and this led to:
- Austria declaring war on Serbia
- Russia declaring war on Austria to support Serbia
- Germany declaring war on Russia to support Austria
- France declaring war on Germany to support Russia
We can therefore conclude that the assassination of Franz Ferdinand led to events that set off the first World War as various European countries obeyed their alliance commitments.
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