The study has endeavored to expand the reach of the UN Security Council, both in size and in content. The UN, though often criticized, is an important and unique international body as a platform for diplomacy and debate. Whether UN Security Council can be improved through effective control by gigantic organizations?Whether UN Security Council has to work for its reinstatement of protection of world peace? The peace and security provisions of the Charter, which have the organization’s focus in the Security Council, were initially prepared and adopted under the influence of the League experience, the events leading up to World War II, and the experience of the war itself. The primary responsibility for the maintenance of international peace and security is placed on the Security Council.