Best Ever Q&A
Space
Our World
Nature
History
Early Civilizations
Ancient Egypt
Ancient Greece
Biblical Times
Ancient Rome
Middle Ages
Early Africa
Early America
Great Explorers
Industrial Revolution
Science & Technology
Back Home
What caused the outbreak of the First World War?
The murder of the heir to the Austrian throne, Archduke Franz Ferdinand, on June 28, 1914, finally started the First World War (1914-18). He was killed by a Serb, causing Austria to declare war on Serbia.
 
Previous:
Back
Book:
Best Ever Q&A
Section:
History
Chapter:
World Wars