Question

what were the cause of the first world war​

Answer 1

Explanation:

The immediate cause of World War I that made the aforementioned items come into play (alliances, imperialism, militarism, and nationalism) was the assassination of Archduke Franz Ferdinand of Austria-Hungary. ... The assassination of Ferdinand led to Austria-Hungary declaring war on Serbia

Answer 2

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Six Causes of World War I

• European Expansionism.
• Serbian Nationalism.
• The Assassination of Franz Ferdinand.
• Conflicts over Alliances.
• The Blank Check Assurance: Conspired Plans of Germany and Austria-Hungary.
• Germany Millenarianism – Spirit of 1914.