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
Politics of the Republic of China Taiwan business representatives have concerns about issues such as safety, corruption, and contract disputes, which have led to increased caution and a search for alternative investment venues but not to pulling out from mainland China altogether. President Chen has yet to revise the previous administration's "no haste, be patient" policy regarding Taiwan-mainland China investment to prevent over-dependence on the PRC. As a result of this policy the ROC has placed restrictions on largescale infrastructure investments on mainland China in 1997. Despite this, billions of dollars have been invested in mainland China by smaller firms. The development of semiofficial cross-Strait relations