Answer:
The United Nations is an international organization founded in 1945 after the Second World War by 51 countries committed to maintaining international peace and security, developing friendly relations among nations and promoting social progress, better living standards and human rights.
The UN was formed by 51 countries in order to encourage resolution of international conflicts without war and to form policies on international issues. The UN Charter sets out four main purposes: Maintaining worldwide peace and security. Developing relations among nations.