It helped because it enabled other fronts to open up because the American Offensive in the area ended with a victory, which meant that they could move to other areas and bother Germans there. They didn't' do this however because the fighting ended since the Germans became aware of their losses and signed an armistice.
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Early in the twentieth century, rapid economic and technological change, increasing competition among powerful states, and resistance to European domination worked together to destabilize the world system. Underlying tensions and weaknesses led to a series of crises that altered the world in several important ways.
Answer:
economy
Explanation:
plz dont get mad if this is wrong
