Four-Stage Theory of the Republic of China its remaining major component – the island of Taiwan, as opposed to its decades-long claim to all China since losing the civil war in 1949. Prior to this speech, the government officials used "Republic of China" when the name of the state was used. Lee's usage is considered as a departure from the convention, as this usage can be interpreted in the sense that the Republic of China's sovereignty does not extend to mainland China, which the People's Republic of China controls. The Democratic Progressive Party's 1999 Resolution on Taiwan's Future, which is accorded equivalent status as the Party charter,
Under the Roof of One China Under the Roof of One China Under the Roof of One China is a political principle introduced by James Soong in regard to the relationship between Taiwan and the World Health Organization. In 2003, during the 2004 Republic of China presidential election campaign, both Mainland China and Taiwan had an epidemic of severe acute respiratory syndrome (SARS) at the same time. Taiwan, being one of the most endemic areas, did not receive advice from the World Health Organization (WHO) because the People's Republic of China represents the 23 million people of Taiwan in WHO and forbids the Taiwan government's participation