Question

How does a balance of power among nations help keep peace?

Its alliances prevent one country from dominating the others
It ensures that the smallest nations have the most soldiers.
It ensures that the biggest nations have the most weapons
It allows a small nation to be stronger than a larger nation

Answer 1

Its alliances prevent one country from dominating the others.

Step-by-step explanation:

If you are all equal you have nothing to gain from trying to take over another nation.