Question

main reason for world war1&2?​

Answer 1

Answer:

I really don't think this is the question but yet

here is the answer

Explanation:

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. ... Thus began the expansion of the war to include all those involved in the mutual defense alliances

hope u understand ☺️☺️

Answer 2

Answer:

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