The organization created to promote peace after World War II is the United Nations (UN), established on October 24, 1945. The UN aimed to foster international cooperation, prevent future conflicts, and promote human rights and social progress. The organization was founded by 51 countries, determined to maintain peace and security following the devastation of the global conflict. Through its various agencies and programs, the UN addresses issues such as humanitarian aid, environmental protection, and international law. It represents a collective effort to create a stable world order and facilitate dialogue among nations, highlighting the importance of diplomacy in resolving disputes.