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,
Flag of the Republic of China flag has developed a great deal of additional symbolism due to the unique and controversial political status of Taiwan. At one level, the flag represents a clear symbol that Taiwan is not governed by the same government as Mainland China, as this flag is different from the flag of the People's Republic of China (PRC). Meanwhile, because it was formerly used as the flag over all of China, the flag has become a symbol of continuity with the ideals of the Chinese nationalism and Chinese reunification movements, and has become a symbol of a connection both historical and current with