Charter of the United Nations

June 26, 1945 · San Francisco

Treaty that founded the United Nations, signed by 50 nations in San Francisco. It came into force on 24 October 1945, with the five main Allied powers as permanent members of the Security Council.

On the map Contemporaries

Key people

Harry S. Truman participant, President; addressed the signing

Edward Stettinius Jr. participant, chaired the San Francisco Conference

Jan Smuts signatory; drafted the preamble

Participants

United Nations
United States
United Kingdom
Soviet Union
Republic of China
France

Before and after

Followed from: World War II September 1, 1939 – September 2, 1945

Related events 1 degree away • 2 degrees away

1940

1941

1942

1943

1944

1945

1946

1947

1948

World War II

Charter of the United Nations

Universal Declaration of Human Rights