What international organization was established in 1945 to maintain world peace?

The international organization established in 1945 with the primary goal of maintaining world peace is the United Nations. Born from the ashes of World War II, the UN was conceived as a successor to the League of Nations, which had failed to prevent the global conflict. Leaders from 50 countries gathered in San Francisco in April 1945 to draft the UN Charter, a foundational document that officially established the organization on October 24, 1945, once enough nations had ratified it. Its core mission, as articulated in its Charter, is to save succeeding generations from the scourge of war, reaffirm faith in fundamental human rights, and promote international cooperation.

The United Nations was designed to be a forum for nations to address global challenges collectively, ranging from security concerns to economic and social development. It comprises six principal organs, including the General Assembly, where all member states have a voice, and the Security Council, which holds primary responsibility for international peace and security. The Security Council can take measures to maintain or restore peace, from imposing sanctions to authorizing military action.

Beyond its immediate peacekeeping efforts, the UN also works to foster friendly relations among nations, promote human rights, and achieve international cooperation in solving humanitarian, social, and economic problems. Over the decades, its scope has expanded to include areas like sustainable development, climate action, and the promotion of international law. The UN's existence reflects a global commitment to diplomacy and collective action to prevent conflicts and improve lives worldwide.