Question

What five countries were responsible for creating the tensions that led to the first world war?

Answer 1

Explanation:

What are the factors responsible for the First World War?

The immediate cause of World War I that made the aforementioned items come into play (alliances, imperialism, militarism, nationalism) was the assassination of Archduke Franz Ferdinand of Austria-Hungary. In June 1914, a Serbian-nationalist terrorist group called the Black Hand sent groups to assassinate the Archduke.