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
Fujian Province, Republic of China which ended in 1895. During the Chinese Civil War, the ROC lost control of mainland China, including most of Fujian province, and was forced to relocate to Taiwan, while the victorious Chinese Communist forces established the PRC in 1949, subsequently the capital of Fujian was also moved from Foochow to Jincheng. In the Battle of Guningtou, however, ROC forces were able to defend the island of Quemoy (Kinmen) just off the coast of Fujian from communist attack. As a result, the ROC has been able to hold on to a number of offshore islands of Fujian, and has continued to