The most important result the came from Ww1 was the treaty of Versailles in 1919. this became a catalyst to wwii because Germany was forced to pay reparations to the Allies.
D. Beautiful rugs, carpets, and arts and crafts
Answer:
The Monroe Doctrine was successful in keeping the United states out of European affairs because after it was issued there was a decrease in foreign conflict for nearly 100 years until WWI.
Explanation: