| 17 Oct 1924 |
the partition of the Turkestan ASSR and creation of the Uzbek Soviet Socialist Republic, Tajik Autonomous Soviet Socialist Republic (as part of the Uzbek SSR), Turkmen Soviet Socialist Republic and Kara-Kyrgyz Autonomous Oblast (as part of the Russian SFSR) is supported by a resolution of the Central Executive Committee of the Union of Soviet Socialist Republics adopted on 17 Oct 1924 (USSR Laws and Orders Collection - Part I, No. 19, 24 Nov 1924, Art. 187, pp. 255-256) |
| 20 Feb 1925 |
the establishment of the Turkmen Soviet Socialist Republic as a member state of the Union of Soviet Socialist Republics is proclaimed in accordance with a declaration passed by the All-Turkmen Congress of Councils held in Poltoratsk on 20 Feb 1925 (All-Turkmen Congress of Councils Proceedings 1925, pp. 18-26; All-Turkmen Congress of Councils Resolutions 1925, pp. 4-7) |
| 20 Feb 1925 - 27 Oct 1991 |
Türkmenistan Sowet Sosialistik Respublikasy = (to 24 May 1990) Turkmenskaja Sovetskaja Socialističeskaja Respublika (Туркменская Советская Социалистическая Республика) | Turkmen Soviet Socialist Republic |
| 13 May 1925 |
the Turkmen SSR is admitted to the Union of Soviet Socialist Republics in accordance with a resolution passed by the Congress of Councils of the USSR held on 13 May 1925 (USSR Laws and Orders Collection - Part I, No. 35, 6 Jun 1925, p. 538) |
| 24 May 1990 |
Turkmen is recognized as the state language in accordance with a law passed by the Supreme Council (Ýokary Sowety) of the Turkmen SSR on 24 May 1990, effective on the date of passing in accordance with a resolution passed by the Supreme Council on 24 May 1990 (Turkmen Spark, No. 122, 27 May 1990, pp. 1-2; Soviet Turkmenistan, No. 123, 27 May 1990, pp. 1-2) |
| 22 Aug 1990 |
the Turmen SSR is proclaimed a sovereign national state in accordance with a declaration passed by the Supreme Council of the Turkmen SSR on 22 Aug 1990 (Turkmens Spark, No. 193, 23 Aug 1990, p. 1) |
| 27 Oct 1991 |
Turkmenistan is proclaimed an independent democratic state in accordance with a Constitutional law passed by the Supreme Council of Turkmenistan |
