The United Nations Charter is the founding document of the United Nations. The Charter was signed on June 26, 1945, at the closing of the United Nations Conference on International Organizations in San Francisco, and came into effect on October 24, 1945.

​

 

The Charter is regarded as an international treaty, endowing the United Nations with unique international attributes and various powers, allowing it to take action on various issues. The Charter is an international legal instrument that binds all United Nations member states. The Charter stipulates the main principles in international relations, including the sovereign equality of states and the prohibition of the use of force in international relations.

​

Since its establishment in 1945, the United Nations has always adhered to the purposes and principles contained in its founding document, the Charter, in order to fulfill its mission and carry out its work. The Charter was revised three times in 1963, 1965, and 1973.