Geography of Taiwan and Green Island to the southeast, separated from the northernmost islands of the Philippines by the Bashi Channel. The islands of Kinmen and Matsu near the coast of Fujian across the Taiwan Strait have a total area of ; the Pratas and Taiping islets in the South China Sea are also administered by the ROC, but are not part of the Taiwanese archipelago. The island of Taiwan was formed approximately 4 to 5 million years ago at a complex convergent boundary between the Philippine Sea Plate and the Eurasian Plate. In a boundary running the length of the island and
Taiwan, China rules the Taiwan Area (composed of Taiwan and its nearby minor islands), became known as "Taiwan" after its largest island, (an instance of "pars pro toto"). It stopped active claim of mainland China as part of its territory after constitutional reform in 1991. However, since the 2008 election of Ma Ying-jeou, he again asserted that mainland China is part of Republic of China territory according to its constitution, and, in 2013, he stated that relations between PRC and ROC are not between countries but "regions of the same country". In 1971, the People's Republic of China won the United Nations