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
Free area of the Republic of China Japanese occupation, including Nanjing (Nanking) the capital of the Republic of China until the Japanese invasion in 1937. The Japanese occupation ended with the imperial surrender in 1945, but the term "Free China" was soon to acquire a new meaning in the context of the early Cold War. Following the CCP victory in the Chinese Civil War in 1949, the newly inaugurated People's Republic of China solidified its control of mainland China, while the Kuomintang government retreated to Taiwan and selected Taipei to serve as the provisional capital of the Republic of China. Mainland China was officially considered to be