| 12 December 1890 |
9 February 1894 |
Protocol amending Article 5 of the Treaty between Great Britain and the Argentine Republic for the Mutual Extradition of Fugitive Criminals signed a Buenos Ayres on 22 May 1889 |
| 4 November 1896 |
26 November 1897 |
Note from the Minister for Foreign Affairs of the Costa Rican Republic denouncing Articles V,VI and VII of the Treaty of Friendship, Commerce and Navigation, between Great Britain and the Republic of Costa Rica concluded on the 27th November, 1849 |
| 18 October 1909 |
18 October 1909 |
Extension of the Treaty between Great Britain and the Argentine Republic for the Mutual Extradition of Fugitive Criminals signed at Buenos Aires on 22 May 1889 to certain British African Protectorates |
| 11 September 1914 |
11 September 1915 |
United Kingdom notification of withdrawal of the Commonwealth of Australia,Papua, and Norfolk Island from the Treaty of Commerce between Great Britain and Costa Rica signed at San Jose on November 27, 1849 |
| 1 August 1949 |
|
Exchange of Letters Extending the Financial Agreement of 14:08:1947 |
| 30 April 1953 |
|
Agreements and Exchange of Letters between the Trustees of the Port of Aden, Anglo-Iranian Oil Company and Aden Petroleum Refinery Ltd and Agreement between British Petroleum Company Ltd. (formerly Anglo-Iranian Oil Company), B.P. Trading Refinary (Aden) Ltd and the Government of the Colony of Aden (22:06:1957) |
| 6 January 1964 |
|
Trade Agreement between Southern Rhodesia and Zambia |
| 25 February 1964 |
|
Credit Agreement (Pakistan) |
| 13 July 1965 |
|
Exchange of Notes constituting an Export Credits Guarantee Agreement |
| 6 June 1966 |
|
Loan Agreement of 1966 between the United Kingdom and Malawi |
| 12 August 1966 |
|
Loan Agreement No. 2 1966 ( Pakistan ) |
| 7 February 1967 |
|
United Kingdom/Ceylon Loan No.1 1967 |
| 9 February 1967 |
|
Loan Agreement No. 3 between the United Kingdom and Kenya 1966 |
| 8 October 1968 |
|
Exchange of Notes and Letters concerning the Guarantee by the United Kingdom and the Maintenance of the Minimum Sterling Proportion by Grenada |
| 8 October 1968 |
|
Guarantee by the United Kingdom and Maintenance of Minimum Sterling Proportions |
| 8 October 1968 |
|
Guarantee by the United Kingdom and Maintenance of Minimum Sterling Proportions |