| Country | Action | Action Date | Effective Date |
|---|---|---|---|
| BELGIUM | Signature | 08/11/1864 | |
| BELGIUM | Ratification Dated | 09/05/1865 | |
| BELGIUM | Ratification | 05/07/1865 | |
| FRANCE | Signature | 08/11/1864 | |
| FRANCE | Ratification Dated | 31/05/1865 | |
| FRANCE | Ratification | 05/07/1865 | |
| NETHERLANDS THE | Ratification Dated | 19/06/1865 | |
| NETHERLANDS THE | Ratification | 05/07/1865 | |
| NETHERLANDS THE | Signature | 08/11/1964 | |
| UNITED KINGDOM | Signature | 08/11/1864 | |
| UNITED KINGDOM | Ratification Dated | 24/05/1865 | |
| UNITED KINGDOM | Ratification | 05/07/1865 |