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) of pro-independence President Chen Shui-bian (2000–2008) did not actively claim sovereignty over all of China, Thus, the claimed area of the ROC continues to include mainland China, several off-shore islands, and Taiwan. Beginning in 2006, the ROC Yearbook, under Chen's administration, ceased displaying official administrative divisions in mainland China. It recognized two provinces (Taiwan and Fukien) and two special municipalities (Taipei and Kaohsiung). President Ma Ying-jeou reasserted the ROC's claim to be the sole legitimate government of China and the claim that mainland China is part of ROC's territory. He does not, however, actively seek reunification, and prefers to maintain