The Kazakh Soviet Socialist Republic, also known as Soviet Kazakhstan, the Kazakh SSR, KSSR, or simply Kazakhstan, was one of the constituent republics of the Soviet Union (USSR) from 1936 to 1991. Being located in northern Central Asia, the Kazakh SSR was created on 5 December 1936 from the erstwhile Kazakh ASSR, which was an autonomous republic of the Russian SFSR. It shared borders with its fellow Soviet republics of Russia, Kyrgyzstan, Turkmenistan and Uzbekistan, while also sharing an international border with the People's Republic of China.