At a conference in San Francisco, delegates from 50 nations signed a charter establishing the United Nations.

United Nations Conference on International Organization

1945 founding meeting in San Francisco

The United Nations Conference on International Organization (UNCIO), commonly known as the San Francisco Conference, was a convention of delegates from 50 Allied nations that took place towards the end of World War II, from 25 April to 26 June 1945 in San Francisco, California,…

Member states of the United Nations

The United Nations comprise 193 sovereign states and the world's largest intergovernmental organization. All members have equal representation in the United Nations General Assembly.

Charter of the United Nations

1945 foundational treaty of the United Nations

The Charter of the United Nations is the foundational treaty of the United Nations (UN). It establishes the purposes, governing structure, and overall framework of the UN system, including its six principal organs: the Secretariat, the General Assembly, the Security Council, the…

United Nations

Intergovernmental organization

The United Nations (UN) is the global intergovernmental organization established by the signing of the UN Charter on 26 June 1945 with the articulated mission of maintaining international peace and security, to develop friendly relations among states, to promote international…