Geography of Taiwan its narrowest. Part of the continental shelf, the Strait is no more than deep, and has become a land bridge during glacial periods. To the south, the island of Taiwan is separated from the Philippine island of Luzon by the -wide Luzon Strait. The South China Sea lies to the southwest, the East China Sea to the north, and the Philippine Sea to the east. Smaller islands of the archipelago include the Penghu islands in the Taiwan Strait west of the main island, with an area of , the tiny islet of Xiaoliuqiu off the southwest coast, and Orchid Island
History of the administrative divisions of China (1912–49) Nationalist Party continued to regard the Republic of China as the sole legitimate government of China. The jurisdiction of the Republic was restricted to Taiwan, the Pescadores, and a few islands off Fujian, but the Republic of China has never retracted its claim to mainland China or Mongolia. Accordingly, the official first-order divisions of Republic of China remain the historical divisions of China immediately prior to the loss of mainland China and maps of China and the world published in Taiwan sometimes show provincial and national boundaries as they were in 1949, ignoring changes made by the Communist government and