Geography of Tajikistan has headwaters in Afghanistan and Tajikistan. The other neighbors are the former Soviet republics of Uzbekistan (to the west and the north) and Kyrgyzstan (to the north). The lower elevations of Tajikistan are divided into northern and southern regions by a complex of three mountain chains that constitute the westernmost extension of the massive Tian Shan system. Running essentially parallel from east to west, the chains are the Turkestan, Zeravshan (Zarafshan), and Hisor (Gissar) mountains. The last of these lies just north of the capital, Dushanbe, which is situated in west-central Tajikistan. More than half of Tajikistan lies above an
Uzbek Soviet Socialist Republic between 19-21 August 1991 in Moscow. In the aftermath, the Uzbek SSR was renamed the Republic of Uzbekistan and declared its independence on 31 August 1991, formally remaining a part of the Soviet Union until 26 December 1991. With the final collapse of the Soviet Union, the Uzbek SSR became the independent nation of Uzbekistan although the 1978 Constitution remained in use. The referendum was confirmed on 29 December 1991. Uzbekistan, akin to the rest of the Soviet republics, was defined by a single-party socialist republic framework, whereby the First Secretary of the Central Committee was the head of the