| 28 June 1929 |
|
Universal Postal Convention |
| 11 August 1933 |
23 February 1934 |
Convention between His Majesty in respect of the United Kingdom and the President of Finland regarding Legal Proceedings in Civil and Commercial Matters |
| 15 April 1936 |
4 May 1940 |
Convention between His Majesty in respect of the United Kingdom and the President of the French Republic Supplementary to the Convention of February 2, 1922 to facilitate the conduct of Legal Proceedings [With Protocol of Signature] |
| 31 January 1967 |
4 October 1967 |
Protocol relating to the Status of Refugees |