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League of Nations Treaty Series (5 July 1920 - 3 October 1948)

This is a collection of treaties and subsequent treaty actions registered with and published by the Secretariat of the League of Nations pursuant to Article 18 of its Covenant. It contains the texts of treaties and records of subsequent treaty actions published in 205 volumes of the League of Nations Treaty Series with 9 issues of the General Index to treaties to facilitate the research.

 Historical Information

• On April 18, 1946, the day of the termination of the League's activities, the League was composed of the following 44 members. The dates in parentheses indicate the day of entry into the League.


• Afghanistan (September 17, 1934); Albania (December 17, 1920); Argentine (January 10, 1920); Australia (January 10, 1920); Belgium (January 10, 1920); Bolivia (January 10, 1920); Bulgaria (December 16, 1920); Canada (January 10, 1920); China (July 16, 1920); Colombia (February 16, 1920); Cuba (March 8, 1920); Czechoslovakia (January 10, 1920); Denmark (March 8, 1920); Dominican Republic (September 29, 1924); Ecuador (September 28, 1934); Egypt (March 26, 1937); Estonia (September 22, 1921); Ethiopia (September 28, 1923); Finland (December 16, 1920); France (January 10, 1920); Greece (March 30, 1920); India (January 10, 1920); Iran (Persia) (January 10, 1920); Iraq (October 3, 1932); Ireland (Irish Free State) (September 10, 1920); Latvia (September 22, 1921); Liberia (June 30, 1920); Lithuania (September 22, 1921); Luxembourg (December 16, 1920); Mexico (September 12, 1931); Netherlands (March 9, 1920); New Zealand (January 10, 1920); Norway (March 9, 1920); Panama (November 25, 1920); Poland (January 10, 1920); Portugal (April 8, 1920); Siam (Thailand) (January 10, 1920); Sweden (March 9, 1920); Switzerland (March 8, 1920); Turkey (July 18, 1932); Union of South Africa (January 10, 1920); United Kingdom (January 10, 1920); Uruguay (January 10, 1920); Yugoslavia (State of Slovenes, Croats and Serbs) (February 10, 1920).