| 5 December 1930 |
|
Convention between His Majesty and the President of the United Mexican States supplementary to the Convention of November 19, 1926 respecting British Pecuniary Claims in Mexico owing to Revolutionary Acts |
| 12 May 1931 |
|
Exchange of Notes Extending the Period for Examination of Claims of the Convention of 5 December 1930 concerning Pecuniary Claims in Mexico owing to Revolutionary Acts |
| 8 July 1943 |
25 November 1942 |
Exchange of Notes (with Mexico) regarding Reciprocal Exemption from Compulsory Military Service |
| 29 February 1944 |
|
Exchange of Notes between Canada and Mexico concerning Reciprocal Exemption from Military Service |
| 7 February 1946 |
|
Agreement between His Majesty's Government in the United Kingdom and the Government of Mexico regarding Compensation in respect of Expropriated Petroleum Industrial Properties |
| 8 February 1946 |
|
Trade Agreement between Canada and Mexico |
| 29 August 1947 |
11 September 1947 |
Agreement between the Government of the United Kingdom and the Government of Mexico on Compensation for expropriated Oil Properties |
| 21 December 1948 |
|
Agreement between the Government of the United Kingdom and the Government of Mexico on Compensation for expropriated Oil Properties |
| 12 June 1952 |
18 May 1954 |
Agreement between Her Majesty in respect of the United Kingdom of Great Britain and Northern Ireland and the President of Mexico for the Establishment of Telecommunication Services between British Honduras and Mexico |
| 20 March 1954 |
1 April 1955 |
Consular Convention between Her Majesty in respect of the United Kingdom of Great Britain and Northern Ireland and the President of the United Mexican States [With Agreed Minutes, Protocols of Signature and Exchanges of Notes] |
| 13 November 1959 |
1 January 1960 |
Exchange of Notes between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of Mexico concerning the Reciprocal Abolition of Visas |
| 21 January 1963 |
1 January 1963 |
Exchange of Notes between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of Mexico extending to British Honduras the Agreement concerning the Reciprocal Abolition of Visas constituted by the Exchange of Notes of November 13, 1959 |
| 14 February 1967 |
11 December 1967 |
Additional Protocol II to the Treaty for the Prohibition of Nuclear Weapons in Latin America [Treaty of Tlatelolco] |
| 14 February 1967 |
22 April 1968 |
Treaty for the Prohibition of Nuclear Weapons in Latin America [Treaty of Tlatelolco] |
| 14 February 1967 |
11 December 1969 |
Additional Protocol I to the Treaty for the Prohibition of Nuclear Weapons in Latin America [Treaty of Tlatelolco] |