| 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 |
| 26 September 1898 |
14 March 1899 |
Treaty between the United Kingdom and the Netherlands for the Mutual Surrender 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 |
| 4 March 1911 |
24 November 1911 |
Treaty between the United Kingdom and Siam respecting 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 |
| 12 January 1929 |
|
Extension of Extradition Treaty signed at Bucharest, March 21,1893, to Mandated Territories |
| 22 December 1931 |
24 June 1935 |
Extradition Treaty between His Majesty, in respect of the United Kingdom, and the President of the United States of America |
| 11 January 1932 |
12 March 1934 |
Extradition Treaty between His Majesty, in respect of the United Kingdom, and the President of the Polish Republic (With Polish Full Powers) |
| 10 February 1939 |
25 June 1941 |
Supplementary Convention between His Majesty in respect of the United Kingdom and the President of the Turkish Republic regarding Legal Proceedings in Civil and Commercial Matters |