| 21 January 1887 |
3 February 1900 |
Treaty of Friendship, Commerce and Navigation between the United kingdom and the Republic of Honduras With Explanatory Protocol |
| 2 March 1899 |
28 July 1900 |
Convention between the United Kingdom and the United States of America relative to the Disposal of Real and Personal Property |
| 15 July 1899 |
|
Convention between the United Kingdom and Uruguay renewing the Treaty of Friendship, Commerce, and Navigation of November 13, 1885 |
| 3 December 1903 |
|
International Sanitary Convention (1903) |
| 31 October 1905 |
17 March 1906 |
Treaty of Commerce and Navigation between the United Kingdom and Roumania |
| 26 September 1906 |
|
International Convention respecting the Prohibition of the Use of White (Yellow) Phosphorus in the Manufacture of Matches |
| 3 November 1906 |
1 July 1908 |
International Radiotelegraphic Convention.(With Final Protocol and Service Regulations) |
| 13 November 1908 |
|
International Convention relative to the Protection of Literary and Artistic Works, revising that signed at Berne, September 9, 1886, |
| 11 October 1909 |
|
Convention with respect to the International Circulation of Motor Vehicles |
| 4 May 1910 |
|
International Agreement for the Suppression of Obscene Publications |
| 23 September 1910 |
1 March 1913 |
International Conventions for the Unification of Certain Rules of Law respecting Assistance and Salvage at Sea |
| 23 September 1910 |
1 March 1913 |
International Convention for the Unification of Certain Rules of Law respecting Collisions between Vessels |
| 23 January 1912 |
|
The International Opium Convention and Subsequent Relative Papers |