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
History of foreign relations of the People's Republic of China however, remain unresolved: the issue of Taiwan. Chiang Kai-shek and his forces fled to Taiwan after the founding of the People's Republic of China in 1949. The government they established there, the "Republic of China", continued to claim authority as the government of the Chinese nation almost four decades after the founding of the People's Republic. Although China's goal of reunifying Taiwan with the mainland remained unchanged, the previous, more militant Chinese policy of "liberating Taiwan" was replaced in the 1980s by the concept of reunification under the "one country, two systems" policy. The agreements on Hong Kong and Macau