National Day of the Republic of China National Day of the Republic of China The National Day of the Republic of China, also referred to as Double Ten Day or Double Tenth Day, is the national day of the Republic of China (ROC). It commemorates the start of the Wuchang Uprising of 10 October 1911 (10-10 or double ten), which led to the end of the Qing Dynasty in China and establishment of the Chinese Republic on 1 January 1912. During the course of the Chinese Civil War, the government of the Republic of China lost control of mainland China, fleeing to the Island of Taiwan in
Mainland China Taiwan, with the PRC referring to itself as "the mainland side" (as opposed to "the Taiwan side"). But in its relations with Hong Kong and Macau, the PRC government refers to itself as "the Central People's Government", and Mainland China excluding Hong Kong and Macau is referred as "Nèidì". "Mainland area" is the opposing term to "free area of the Republic of China" used in the ROC Constitution. In the 1930s the region faced Japanese invasion. By 1949, the Communist Party of China's (CPC) People's Liberation Army had largely defeated the Kuomintang (KMT)'s National Revolutionary Army in the Chinese Civil