The United Nations (UN) is an international organization founded in 1945 committed to maintaining international peace and security, developing friendly relations among nations, and promoting social progress, better living standards, and human rights. Comprising 193 member states, the UN serves as a forum for dialogue and cooperation on a wide range of global issues, including sustainable development, humanitarian assistance, and addressing climate change. Its structure includes the General Assembly, Security Council, Economic and Social Council, Secretariat, and the International Court of Justice, each playing a vital role in achieving the UN's multifaceted goals.