| 14 August 1876 |
31 May 1878 |
Treaty between Her Majesty and the French Republic for the Mutual Surrender of Fugitive Criminals [France] |
| 4 June 1878 |
9 December 1878 |
Treaty between Great Britain and Spain for the Mutual Surrender of Fugitive Criminals |
| 24 November 1880 |
15 March 1881 |
Treaty between Great Britain and Luxemburg, for the Mutual Surrender of Fugitive Criminals |
| 26 November 1880 |
30 May 1881 |
Treaty between Great Britain and Switzerland, for the Mutual Surrender of Fugitive Criminals |
| 19 February 1889 |
10 June 1889 |
Declaration between Great Britain and Spain, amending the Treaty of the 4th June, 1878, for the Extradition of Fugitive Criminals |
| 17 October 1892 |
19 March 1894 |
Treaty between Great Britain and Portugal for the mutual surrender of fugitive criminals |
| 26 September 1898 |
14 March 1899 |
Treaty between the United Kingdom and the Netherlands for the Mutual Surrender of Fugitive Criminals |
| 16 October 1899 |
10 March 1900 |
Treaty between the United Kingdom and the Republic of San Marino for the Mutual Extradition of Fugitive Criminals |
| 29 June 1904 |
29 March 1905 |
Convention between the United Kingdom and Switzerland supplementing Article XVIII of the Treaty of Extradition of November 26, 1880 |
| 17 October 1908 |
29 July 1909 |
Convention between the United Kingdom and France modifying Article 2 of the Extradition Treaty of August 14, 1876 |
| 4 March 1911 |
24 November 1911 |
Treaty between the United Kingdom and Siam respecting the Extradition of Fugitive Criminals |
| 21 June 1922 |
|
Convention between the United Kingdom and Belgium respecting Legal Proceedings on Civil and Commercial Matters |
| 8 August 1923 |
23 August 1934 |
Convention between the United Kingdom and Belgium Extending to the Belgian Congo and certain British Protectorates existing Extradition Conventions between the United Kingdom and Belgium |
| 30 May 1924 |
23 May 1925 |
Treaty between the United Kingdom and Finland for the Extradition of Criminals |
| 16 July 1924 |
30 October 1925 |
Treaty between the United Kingdom and the Latvian Republic for the Extradition of Fugitive Criminals |
| 28 August 1924 |
1 October 1925 |
Convention and Protocol revising Universal Postal Convention of November 30, 1920 |
| 11 November 1924 |
5 November 1926 |
Treaty between the United Kingdom and the Czechoslovak Republic for the Extradition of Criminals signed at London, November 11, 1924, and Protocol signed at London , June 4, 1926 |
| 30 July 1925 |
|
Supplementary Convention to the Treaty of Commerce and Navigation between the United Kingdom and Japan together with Minutes of a Meeting between the British and Japanese Representatives at the Foreign Office on July 30, 1925 |
| 18 November 1925 |
12 July 1926 |
Convention between the United Kingdom and Estonia for the Extradition of Fugitive Criminals |
| 5 December 1927 |
23 January 1928 |
Extension of Extradition Treaty of December 3 1873 to British Mandated Territories [with Austria] |
| 30 December 1927 |
|
Exchange of Notes between the United Kingdom and Panama concerning extension of Extradition Treaty of 25 August 1906 to British Mandated Territories |
| 5 January 1928 |
27 February 1928 |
Exchange of Notes Extending the Extradition Treaty of 4 March 1911 to British Mandated Territories |
| 17 July 1930 |
|
Extension of Extradition treaty of 23 June 1881 to Palestine (Including Trans-Jordan), Cameroons (British Mandate) Togoland (British Mandate) Tanganyika Territory, New Guinea, Nauru, Western Samoa, and South West Africa (With Great Britain, Australia, New Zealand, and South Africa) |
| 20 January 1932 |
10 July 1933 |
Convention between His Majesty, in respect of the United Kingdom, Australia, New Zealand, South Africa and India and the President of the Portuguese Republic Supplementary to the Extradition Treaty of October 17, 1892 With Exchange of Notes |
| 8 January 1940 |
8 February 1940 |
Exchange of Notes between His Majesty's Governments in the United Kingdom, the Commonwealth of Australia and New Zealand, and the Government of India and the Portuguese Government respecting Documents of Identity for Aircraft Personnel |