Geography of Taiwan Geography of Taiwan Taiwan, formerly known as Formosa, is an island in East Asia; located some off the southeastern coast of mainland China across the Taiwan Strait. It has an area of , which includes other nearby islands such as Penghu (). The East China Sea lies to the north, the Philippine Sea to the east, the Luzon Strait directly to the south and the South China Sea to the southwest. The island makes up 99% of the current territory of the Republic of China, which is also known as "Taiwan". Taiwan is a tilted fault block, characterized by the
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