Conversation so far:
What organization was created after World War II to promote world peace
The United Nations was created at the end of World War II as an international peacekeeping organization and a forum for resolving conflicts between nations.
What date was the United Nations established
The UN was established on October 24, 1945, with headquarters in Manhattan, New York City, and reflected the rise of the United States to global leadership in the postwar period.
How is the structure of the United Nations
The structure and function of the United Nations has a Secretariat department, The General Assembly, The Security Council, Economic and Social Council , and Finally, the International Court of Justice.
How many countries are members of the United Nations
The United Nations member states are the 193 sovereign states and they have equal representation in the UN General Assembly. The UN is the world's largest intergovernmental organization.

Question: Was there any other organization before 1945
Self-contained rewrite: Was there any other organization before The United Nations was established in 1945