Signature and ratification by the Byelorussian Soviet Socialist Republic.
Succession by Upper Volta.
Succession by Congo (Leopoldville).
Dates refer to the Federal Republic of Germany. German Democratic Republic: Accession: November 30, 1956; Entry into Force: May 30, 1957.
Accession by the Federation of Malaya.
Signature and ratification by the Union of Soviet Socialist Republics.
Signature and ratification by Ceylon.
Signature, ratification and reservation by the Ukrainian Soviet Socialist Republic. Withdrawal of reservation by Ukraine.
Succession by Tanganyika.
Accession, entry into force and reservation made by the Democratic Republic of Vietnam. Second reservation made by the Republic of South Viet-Nam.
Dates refer to the Yemen Arab Republic. Democratic Yemen: Accession: May 25, 1977; Entry into force: November 25, 1977.