The presidency of woodrow wilson is crowned by successful intervention of the united states into world war i in 1917. though wilson saw several successes, his greatest downfall was

the court ruled that a state law that banned abortions (except to save the life of the mother) was unconstitutional

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the right answer is the end of world war ii

after the end of a global wwii all the nations involved, in an attempt to create an organization to maintain world peace. this agreement would work settling international disputes via negotiation and arbitration instead of leading the issues escalate to another war.