Tajik Soviet Socialist Republic by the Tajik republican branch within the Communist Party of the Soviet Union in all organs of government, politics and society. The Supreme Soviet was a unicameral legislature of the republic headed by a Chairman, with its superiority to both the executive and judicial branches and its members convened in the Supreme Soviet building in Dushanbe. Since independence in 1991, it retained the unicameral structure before being replaced by an bicameral system in 1999 using the presidential system. The republic's government structure was similar to those of other republics. Tajikistan was the only Central Asian Republic to not form an
Tajikistan–Uzbekistan relations the Axis powers during World War II resulted in a reaction from Soviet authorities which included population transfers that brought Caucasians to Central Asia. Both republics participated in the referendum in March 1991 in an attempt to preserve the Soviet Union in a different form, but was soon hampered by the attempted coup in August of that year. As a consequence, both Uzbekistan and Tajikistan declared their independence in the months of 1991 and became members of the Commonwealth of Independent States, in which officially gave way for the dismemberment of the Soviet Union at the end of the year.