The League of nations was set up to eliminate war between nations. They needed international cooperation in social and humanitarian matters of global nature. Britain and France supported the idea of the League as a new mean of conducting international relations. The league was to use the combined might of all its members in collective security, to deter aggression and maintain world peace. The power of the League resided with the major powers in the council. It was the council that determined the manner of League activity. Sixty-three nations took part at one time or another.
The League of Nations accomplished some good work in the 1920s and 1930s in the social and humanitarian fields. Its commissions and public debates helped publicize
The league’s inability to act effectively in either Manchuria or Ethiopia resulted in a fatal loss of prestige from which it never recovered. The League made only token resistance to foreign intervention in the Spanish Civil War, German occupation of the Rhineland in 1936, Japan’s renewed war of conquest in Asia {1937}, and the Nazi annexation of Austria and parts of Czechoslovakia in 1938. The league of Nations was a first attempt by the nations of the world at global collective security. It was flawed because the major powers either did not join or did not support it fully. The United States did not become a member. Britain and France preferred bilateral negotiations to an untried institution .