| 20 July 1936 |
9 November 1936 |
Convention regarding the Regime of the Straits |
| 8 May 1937 |
15 October 1937 |
Final Act, Convention and other Documents regarding the Abolition of the Capitulations in Egypt |
| 15 April 1939 |
|
Convention regarding European Broadcasting |
| 12 November 1965 |
1 January 1967 |
International Telecommunications Convention with Final Protocol, Additional Protocols I to III and Optional Additional Protocol (with Additional Protocol IV of 21 October 1965) |
| 12 November 1965 |
1 January 1967 |
Optional Additional Protocol to the International Telecommunications Convention, Montreux 1965 Compulsory Settlement of Disputes |