Conversation so far:
who is not members of the united nations
Although most of the world's 196 countries have joined the United Nations as U.N. member states, two countries are not members of the U.N.: Palestine and the Holy See.
when did the united nations come into existence
The United Nations officially came into existence on 24 October 1945.
who founded the united nations
On 25 April 1945, 50 governments met in San Francisco for a conference and started drafting the UN Charter.
why was the united nations founded
The UN was established after World War II with the aim of preventing future wars, succeeding the ineffective League of Nations.

Question: when
Self-contained rewrite: when was the united nations founded