Question

How did the alliance system in Europe contribute to the start of World War I?

A) The alliance system helped nations secure their national treasuries.
B) The alliance system was a failed attempt at diplomacy to keep the peace.
C) The alliance system kept nations divided politically promoting hostility. Eliminate
D) The alliance system forced great nations to go to war when their allies did.

Answer 1

D

Step-by-step explanation:

The countries in the alliances signed treaties agreeing to defend each other in times of war.

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