| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| GUATEMALA | Denunciation | 30/08/1935 | 30/08/1935 |
| GUATEMALA | Signature | 22/02/2028 | 01/01/1900 |
| UNITED KINGDOM | Signature | 22/02/1928 | |
| UNITED KINGDOM | Ratification | 16/04/1928 | |
| UNITED KINGDOM | Denunciation | 24/06/1936 | 01/01/1900 |