The Tibet Area was a province-level administrative division of the Republic of China which consisted of Ü-Tsang (central Tibet) and Ngari (western Tibet) areas, but excluding the Amdo and Kham areas. However, the Republic of China never exercised control over the territory, which was ruled by the Ganden Phodrang government in Lhasa. The People's Republic of China, which overthrew the ROC in 1949, invaded Chamdo (not part of Tibet Area until 1951) in 1950 and incorporated the Dalai Lama-controlled regions in 1951. After the 1959 Tibetan rebellion, the State Council of the PRC ordered the replacement of the Tibetan Kashag government with the "Preparatory Committee for the Tibet Autonomous Region" (PCTAR). The current Tibet Autonomous Region was established as a province-level division of the