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
Bukharan People's Soviet Republic included in the newly created Uzbek SSR (except for the south bank of Amudarya with the city of Chardjui, which went to Turkmen SSR), whereas East Bukhara, from Hisor to West Pamir, was ceded to Tajik Autonomous Soviet Socialist Republic (Tajik ASSR) and thus formed part of the Tajik SSR that was created later in 1929. Bukharan People's Soviet Republic The Bukharan People's Soviet Republic (; ; ) was a short-lived Soviet state that governed the former Emirate of Bukhara during the years immediately following the Russian Revolution. In 1924, its name was changed to the Bukharan Socialist Soviet Republic