The invasion of Belgium should be the answer
The organization is called the League of Nations
The League of Nations was an international body created by the Treaty of Versailles on June 28, 1919. It was proposed to establish the bases for peace and the reorganization of international relations once the First World War.
The League of Nations was based on the principles of international cooperation, arbitration of conflicts and collective security. The Covenant of the SDN (the first 26 articles of the Treaty of Versailles) was written in the first sessions of the Paris Conference, which began on January 18, 1919, at the initiative of the President of the United States, Woodrow Wilson.
Answer
When the Pullman Company began to lay off workers and cut wages this led to direct result of the Pullman strike
Explanation
Pullman strike was a non-violent strike which led to the closure of the Western roads which took place against Pullman company This resulted due to poor salaries and wages to workers. Pullman also had increased working hours where workers worked for long at low wages and also cut jobs.
If we are talking about the second world war, then then answer would be that the Chinese kept the Japanese busy fighting them, and in turn, about 800,000 of their troops. This gave the Americans, who were the main force against the Japanese during this time, a little breathing room with which to continue military operations.
Hope this answered your question.