| Name: | Central Treaty Organization (CENTO) |
| Former name: | Baghdad Pact / Middle East Treaty Organization (1955-1959) |
| Foundation date: | 4 February 1955 |
| Headquarters: | 1955-1958 - Baghdad (Iraq) 1958-1979 - Ankara (Turkey) |
| Organization dissolved itself: | 29 September 1979 |
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CENTO flag |
| 4 February 1955 | Iraq (withdrew 24 March 1959), Turkey, United Kingdom |
| 23 September 1955 | Pakistan (withdrew 12 March 1979) |
| 23 October 1955 | Iran (withdrew 13 March 1979) |
