The establishment of the United Nations (UN) after World War II was marked by its founding Charter, signed on June 26, 1945, in San Francisco. This monumental event represented a collective desire to prevent future conflicts and foster international cooperation, following the devastating consequences of the war. The UN aimed to promote peace, security, and human rights, embodying a significant shift in global governance structures. Initially consisting of 51 member states, the UN established a platform for dialogue among nations, addressing global challenges such as humanitarian crises and economic development. The UN symbolizes hope for a cooperative international order in the post-war era.