Final answer:
The United Nations' mission is to promote peace and justice throughout the world.
Step-by-step explanation:
The mission of the United Nations, according to the UN charter, is to promote peace and justice throughout the world. It is not about placing the world under a single government or imposing the laws of one country on another. The United Nations aims to save future generations from the scourge of war and to establish the fundamental conditions for peace. It works to maintain international peace and security through various means, including diplomacy, peacekeeping, and humanitarian efforts.
Learn more about United Nations' mission