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
Mainland China has been in mainstream use and usually has no particular political connotations, since generations born after the takeover were taught that Taiwan is part of Republic of China, and so is mainland China, and that they are "Chinese". Government organizations and official and legal documents in Taiwan, including the Republic of China Constitution also use "the mainland" to refer to mainland China, since the ROC government has never recognized the founding of the PRC and because its Constitution does not allow the existence of another state within its territory, constitutional amendments made in the 1990s had to refer to the