3.) what are some of the objectives of the united nations?

The main objective is to maintain "peace, harmony among the nations."

Explanation:

Some objectives of the United Nations are International peace and security should be maintained. Friendly relations between different nations on the terms of equality and also the principle of self determination should be developed. To foster worldwide cooperation so as to solve the economic, social, cultural as well as humanitarian problems. These things will certainly help to maintain the harmony as well as peace among all. It also works on the problems or the situation which arises and can often lead to the international friction.

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