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4 votes
Which was a cause of World War I? Select all that apply.

- Europe's system of military alliances
- Increased pride in one's national identity
new inventions of airplanes and tanks
- Imperial powers competing for colonial land
- European nations attempting to build bigger and stronger militaries
- American secret agents sinking the Maine in Havana Harbor

1 Answer

5 votes

Answer: 1, 3, 4, and 5 are correct, 2 is not

Explanation:None, sorry

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