The United Nations Historical Security Council is an organ of the United Nations Organization with 15 members, 10 non-permanent and 5 permanent (People’s Republic of China, the United States of America, the French Republic, the United Kingdom of Great Britain and Northern Ireland, and the Union of Soviet Socialist Republics). The primary function of the Security Council is to ensure international peace and security, always aligned with the purposes and principles of the organization itself. It must investigate any situation that may disturb international stability, determining the existence or non-existence of such a threat.