Geography of Taiwan and has an area of (including some minor islands). The shape of the main island is similar to a sweet potato oriented in a south-to-north direction, and therefore Taiwanese, especially the Min Nan speakers, often call themselves "children of the Sweet Potato". The central point of the island is the Geographic Center of Taiwan in Puli Township, Nantou County. The southernmost point of the island is the Taiwan Southernmost Point in Hengchun Township, Pingtung County. The island of Taiwan is separated from the southeast coast of China by the Taiwan Strait, which ranges from at its widest point to at
Flag of the Republic of China (ROC) in 1928 by the Kuomintang (KMT). It was enshrined in the sixth article of the Constitution of the Republic of China when it was promulgated in 1947. The flag is no longer used in mainland China after the People's Republic of China was founded in 1949. As the islands of Taiwan and Penghu were under Japanese rule until 1945, the flag was not in use in two territories, until ROC took control in 1945. The flag is now mostly used within Taiwan, Penghu, Kinmen, Matsu and other outlying islands, where the ROC relocated to in 1949 after its defeat