Dushanbe of April 2015, had regularly scheduled flights to major cities in Russia, Central Asia, as well as Delhi, Dubai, Frankfurt, Istanbul, Kabul, and Ürümqi amongst others. Tajikistan's principal railways are in the southern region and connect Dushanbe with the industrial areas of the Gissar and Vakhsh valleys and with Uzbekistan, Turkmenistan, Kazakhstan and Russia. The Dushanbe trolleybus system operates public buses in the city. Automobiles are the main form of transportation in the country and many highway and tunnel construction projects are underway or have recently been completed. Major projects include rehabilitation of the Dushanbe – Chanak (Uzbek border), Dushanbe
Presidium of the Supreme Soviet of the Russian Soviet Federative Socialist Republic Presidium of the Supreme Soviet of the Russian Soviet Federative Socialist Republic The Presidium of the Supreme Soviet of the Russian Soviet Federative Socialist Republic, led by a chairman, was the de jure leader office of the Russian Soviet Federative Socialist Republic between 1938 and 1990. It was elected by the Supreme Soviet of the Russian Soviet Federative Socialist Republic. The office was created as a replacement for the office of Chairman of the Central Executive Committee of the All-Russian Congress of Soviets. Since the Russian SFSR enjoyed only limited autonomy within the Soviet Union until late into the perestroika