| Party | Signature | Provisional application |
RatificationS=Signature without reservation or requirement of ratification R=Ratification, Acceptance, Approval or Notification A=Accession Su=Succession NK=Not Known | Entry into force | Renunciation | Termination |
|---|---|---|---|---|---|---|
| Afghanistan | 05-05-1944 (A) | |||||
| Albania | 02-03-1925 | 02-03-1925 | ||||
| Argentina | 23-04-1946 (A) | |||||
| Austria | 16-07-1920 | 16-07-1920 | ||||
| Bahamas | 13-08-1975 (Su) | 10-07-1973 | ||||
| Belgium | 16-06-1914 (R) | 14-05-1919 | ||||
| Bolivia | 10-01-1920 | 10-01-1920 | ||||
| Brazil | 23-12-1914 | 10-01-1920 | ||||
| Bulgaria | 09-08-1920 | 09-08-1920 | ||||
| Cambodia | 03-10-1951 (Su) | |||||
| Cameroon | 20-11-1961 (Su) | 01-01-1960 | ||||
| Central African Republic | 04-09-1962 (Su) | 13-08-1960 | ||||
| Chile | 16-01-1923 | 18-05-1923 | ||||
| China | 23-01-1912 | 09-02-1914 | 11-02-1915 | |||
| Colombia | 26-06-1924 | 30-06-1924 | ||||
| Costa Rica | 01-08-1924 | 29-07-1925 | ||||
| Côte d'Ivoire | 08-12-1961 (Su) | 07-08-1960 | ||||
| Cuba | 08-03-1920 | 08-03-1920 | ||||
| Cyprus | 16-05-1963 (Su) | 16-08-1960 | ||||
| Czech Republic | 30-12-1993 (Su) | 01-01-1993 | ||||
| Czechoslovakia (<01-01-1993) | 10-01-1920 (R) | 10-01-1920 | ||||
| Democratic Republic of the Congo | 31-05-1962 (Su) | 30-06-1960 | ||||
| Denmark | 10-07-1913 | 21-10-1921 | ||||
| Dominican Republic | 07-06-1923 | 14-04-1931 | ||||
| Ecuador | 25-02-1915 | 23-08-1923 | ||||
| Egypt | 05-06-1942 (A) | |||||
| El Salvador | 19-09-1922 | 29-05-1931 | ||||
| Estonia | 20-04-1923 | 21-01-1931 | ||||
| Ethiopia | 28-12-1948 (A) | |||||
| Fiji | 01-11-1971 (Su) | 10-10-1970 | ||||
| Finland | 16-05-1922 | 01-12-1922 | ||||
| France | 23-01-1912 | 10-01-1920 (R) | 10-01-1920 | |||
| Germany | 23-01-1912 | 10-01-1920 (R) | 10-01-1920 | |||
| Ghana | 03-04-1958 (Su) | 06-03-1957 | ||||
| Greece | 30-03-1920 | 30-03-1920 | ||||
| Guatemala | 27-08-1913 | 10-01-1920 | ||||
| Haïti | 30-06-1920 | 30-06-1920 | ||||
| Honduras | 29-08-1913 | 03-04-1925 | ||||
| Hungary | 26-07-1921 | 26-07-1921 | ||||
| Indonesia | 29-05-1958 (A) | |||||
| Iran | 23-01-1912 | |||||
| Israel | 12-05-1952 (A) | |||||
| Italy | 23-01-1912 | 28-06-1914 | 10-01-1920 | |||
| Jamaica | 26-12-1963 (Su) | 06-08-1962 | ||||
| Japan | 23-01-1912 | 10-01-1920 | 10-01-1920 | |||
| Jordan | 12-05-1958 (A) | |||||
| Laos | 07-10-1950 (Su) | |||||
| Latvia | 25-03-1924 | 18-01-1932 | ||||
| Lebanon | 24-05-1954 (Su) | 26-11-1941 | ||||
| Lesotho | 04-11-1974 (Su) | 04-10-1966 | ||||
| Liberia | 30-06-1920 | 30-06-1920 | ||||
| Luxembourg | 21-08-1922 | 21-08-1922 | ||||
| Malawi | 22-07-1965 (Su) | 06-07-1964 | ||||
| Malaysia | 21-08-1958 (Su) | 31-08-1957 | ||||
| Malta | 03-01-1966 (Su) | 21-09-1964 | ||||
| Mauritius | 18-07-1969 (Su) | 12-03-1968 | ||||
| Mexico | 02-04-1925 | 08-05-1925 | ||||
| Monaco | 20-02-1925 | 26-05-1925 | ||||
| Netherlands, the Kingdom of the | 23-01-1912 | 28-07-1914 (R) | 11-02-1915 | |||
| Nicaragua | 10-11-1914 | 03-11-1920 | ||||
| Niger | 25-08-1961 (Su) | 03-08-1960 | ||||
| Nigeria | 26-06-1961 (Su) | 01-10-1960 | ||||
| Niue | 11-02-1915 | |||||
| Norway | 12-11-1914 | 20-09-1915 | ||||
| Panama | 25-11-1920 | 25-11-1920 | ||||
| Papua New Guinea | 28-10-1980 (Su) | 16-09-1975 | ||||
| Paraguay | 17-03-1943 | |||||
| Peru | 10-01-1920 | 10-01-1920 | ||||
| Philippines | 30-09-1959 (Su) | 04-07-1946 | ||||
| Poland | 10-01-1920 | 10-01-1920 | ||||
| Portugal | 23-01-1912 | 15-12-1913 | 08-04-1920 | |||
| Republic of the Congo | 15-10-1962 (Su) | 15-08-1960 | ||||
| Romania | 14-09-1920 | 14-09-1920 | ||||
| Russia (< 25-10-1917) | 23-01-1912 | |||||
| Rwanda | 05-05-1964 (Su) | 01-07-1962 | ||||
| Saudi Arabia | 19-02-1943 (A) | |||||
| Senegal | 02-05-1963 (Su) | 20-08-1960 | ||||
| Serbia | 31-07-2002 (Su) | 27-04-1992 | ||||
| Sierra Leone | 13-03-1962 (Su) | 27-04-1961 | ||||
| Slovakia | 18-05-1993 (Su) | 01-01-1993 | ||||
| Spain | 25-01-1919 | 11-02-1921 | ||||
| Sri Lanka | 04-12-1957 (Su) | 04-02-1948 | ||||
| Sweden | 17-04-1914 | 13-01-1921 | ||||
| Switzerland | 15-01-1925 | 15-01-1925 | ||||
| Syria | 20-01-1954 (Su) | 01-01-1944 | ||||
| Thailand | 23-01-1912 | 10-07-1913 | 10-07-1920 | |||
| Trinidad and Tobago | 11-04-1966 (Su) | 31-08-1962 | ||||
| Türkiye | 15-09-1933 | 15-09-1933 | 15-09-1933 | |||
| United Kingdom | 23-01-1912 | 15-07-1914 | 10-01-1920 | |||
| United States of America | 23-01-1912 | 15-12-1913 (R) | 11-02-1915 | |||
| Uruguay | 03-04-1916 | 10-01-1920 | ||||
| Venezuela | 28-10-1913 | 12-07-1927 | ||||
| Yugoslavia (< 25-06-1991) | 10-02-1920 | 10-02-1920 | ||||
| Zambia | 09-04-1973 (Su) | 24-10-1964 |
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