| 18 May 1904 |
|
International Agreement for the Suppression of the White Slave Traffic |
| 31 October 1905 |
17 March 1906 |
Treaty of Commerce and Navigation between the United Kingdom and Roumania |
| 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, |
| 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 |
| 5 July 1912 |
|
International Radiotelegraph Convention |
| 21 June 1926 |
31 May 1928 |
International Sanitary Convention (1926) |
| 25 January 1929 |
25 January 1929 |
Exchange of Notes between His Majesty's Government in the United Kingdom and the Commonwealth of Australia and the Government of India and the Italian Government concerning the Reciprocal Recognition of Passenger Ships' Certificates and Emigrant Ship Regulations |