Answer: Many factors!
Explanation: A big concern was Communism, or the Socialists. This political party had a lot of influence, as their nation was, and is, rather large. After the Russian Revolution, the Socialists gained power under Vladamir Lenin. Russia was also a precious trading partner and their influence may have hindered this trade. Most big powers were concerned that Communism would spread to other nations and all over the world.
