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Why did so many countries get dragged into World War I after Austria declared war on Serbia? A. Serbia also attacked Germany. B. Both countries were involved in a system of alliances. C. Austria also attacked Russia. D. France intervened to force a peace settlement.

2 Answers

1 vote
100% sure the answer is B. Both countries were involved in a system of alliances.
User Sozhen
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6 votes
B both countries were involved in a system if alliances.
User Sammyukavi
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