tribe, possibly Taivoan people, written by the Dutch and Portuguese variously as Taiouwang, Tayowan, Teijoan, etc. This name was also adopted into the Chinese vernacular (in particular, Hokkien, as ) as the name of the sandbar and nearby area (Tainan). The modern word "Taiwan" is derived from this usage, which is written in different transliterations ( and ) in Chinese historical records. The area occupied by modern-day Tainan was the first permanent settlement by both European colonists and Chinese immigrants. The settlement grew to be the island's most important trading centre and served as its capital until 1887. Use of the current Chinese name () became official as early as 1684 during the Qing dynasty with the establishment of Taiwan Prefecture centered in modern-day Tainan. Through its rapid development the entire Taiwanese mainland eventually became known as "Taiwan". Name of the country The official name of the country in English is the "Republic of China"; it has also been known under various names throughout its existence. Shortly after the ROC's establishment in 1912, while it was still located on the Chinese mainland, the government used the short form "China" ( ()) to refer to itself, which derives from ("central" or "middle") and ("state, nation-state"), a term which also developed under the Zhou dynasty in reference to its royal demesne, and the name was then applied to the area around Luoyi (present-day Luoyang) during the Eastern Zhou and then to China's Central Plain before being used as an occasional synonym for the state during the Qing era. The name of the Republic had stemmed from the party manifesto of Tongmenghui in 1905, which says the four goals of the Chinese revolution was "to expel the Manchu rulers, to revive Chunghwa, to establish a Republic, and to distribute land equally among the people.()." The convener of Tongmenghui and Chinese revolutionary leader Sun Yat-sen proposed the name Chunghwa Minkuo as the assumed name of the new country when the revolution succeeded. During the 1950s and 1960s, after the ROC government had withdrawn to Taiwan upon losing the Chinese Civil War, it was commonly referred to as "Nationalist China" (or "Free China") to differentiate it from "Communist China" (or "Red China"). It was a member of the United Nations representing China until 1971, when the ROC lost its seat to the People's Republic of China. Over subsequent decades, the Republic of China has become