History of the Republic of China its remaining islands in Fujian as vital for any future campaign to defeat the PRC and retake mainland China. On 3 September 1954, the First Taiwan Strait Crisis began when the PLA started shelling Quemoy and threatened to take the Dachen Islands. On 20 January 1955, the PLA took nearby Yijiangshan Island, with the entire ROC garrison of 720 troops killed or wounded defending the island. On January 24 of the same year, the United States Congress passed the Formosa Resolution authorizing the President to defend the ROC's offshore islands. The First Taiwan Straits crisis ended in March 1955 when
Taiwan Province, People's Republic of China of Taiwanese Aborigines adopted by the ROC. Instead, the PRC government classifies all Taiwanese Aboriginese as "Gaoshan" people, one of the 56 recognized ethnicities of China. In July 2017, Taiwanese crew members of the Malaysian airline AirAsia X were required to change their nationality from Taiwan (TWN) to China (CHN) for any flight flying to and from Mainland China. In 2017 Xinhua News Agency issued guidelines abolishing the term Taiwan Province, People's Republic of China. Although Taiwan is a traditional province of China, considering the circumenstances, Taiwan Area is used instead. This apparently does not include Kinmen and Matsu, which