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
Government of the Republic of China separated from the mainland by the -wide Taiwan Strait. During that period, more than two million civilians, military personnel and government officials left the mainland for Taiwan. Chiang then declared Taipei as the provisional capital of the Republic of China on 7 December 1949, and left Chengdu for Taipei by air three days later when the city fell to the communists. Based on the Constitution of the Republic of China, the head of state is the President, who is elected by popular vote for a four-year term on the same ticket as the Vice-President. The President has authority over the