Signed at Geneva on 25 September 1926

Approved by General Assembly resolution 794 (VIII) of 23 October 1953

Adopted by a Conference of Plenipotentiaries convened by Economic and Social Council resolution 608(XXI) of 30 April 1956

Adopted on 28 June 1930 by the General Conference of the International Labour Organisation at its fourteenth session

Adopted on 25 June 1957 by the General Conference of the International Labour Organisation at its fortieth session

Adopted by resolution 39/462 of 10 December 1984 at the thirty-ninth session of the General Assembly of the United Nations

Adopted on 18 December 2002 at the fifty-seventh session of the General Assembly of the United Nations by resolution A/RES/57/199