Austria
(March 27th, 1931)
United Kingdom of Great Britain and Northern Ireland
and all parts of the British Empire which are not separate Members of the League of Nations
(May 9th, 1930)
Southern Rhodesia
(October 14th, 1931 a)
Canada
(August 23rd, 1930)
Australia
(April 13th, 1932 a)
Union of South Africa
(including the mandated territory of South West Africa
(May 1st, 1930)
Ireland
(September 15th, 1930)
India
(May 15th, 1931 a)
Bulgaria
(November 29th, 1929)
Chile
(November 20th, 1934 a)
Cuba
(August 17th, 1932 a)
Czechoslovakia2
(February 19th, 1931)
Denmark
(September 9th, 1929)
Egypt
(June 27th, 1930)
Finland
(September 23rd, 1938)
France
(February 1st, 1933)
Greece
(September 18th, 1930)
Italy
(June 11th, 1931)
Latvia
(July 5th, 1937)
Lithuania
(April 2nd, 1938 a)
Netherlands
(September 13th, 1932)
This ratification applies only to the territory of the Netherlands in Europe; the Netherlands do not intend to assume, at present, any obligation as regards the whole of the Netherlands overseas territories.
Netherlands Indies
(May 5th, 1933 a)
Norway
(March 20th, 1929)
Poland
(July 23rd, 1931)
Portugal
(October 23rd, 1931)
Romania
(June 22nd, 1931)
Sweden
(February 17th, 1930)
Switzerland
(July 10th, 1930)
Brazil
Estonia
Germany
Hungary
Yugoslavia (former)3