Political status of Taiwan across the Taiwan strait is only temporary and a reunified China including both mainland China and Taiwan will be the result. The position of the Republic of China had been that it was a "de jure" sovereign state. "Republic of China," according to the ROC government's definition, extended to both mainland China (Including Hong Kong and Macau) and the island of Taiwan. In 1991, President Lee Teng-hui unofficially claimed that the government would no longer challenge the rule of the Communists in mainland China, the ROC government under Kuomintang (KMT) rule actively maintained that it was the sole legitimate government
History of the administrative divisions of China (1912–49) Nationalist Party continued to regard the Republic of China as the sole legitimate government of China. The jurisdiction of the Republic was restricted to Taiwan, the Pescadores, and a few islands off Fujian, but the Republic of China has never retracted its claim to mainland China or Mongolia. Accordingly, the official first-order divisions of Republic of China remain the historical divisions of China immediately prior to the loss of mainland China and maps of China and the world published in Taiwan sometimes show provincial and national boundaries as they were in 1949, ignoring changes made by the Communist government and