Taiwan is a color.
Taiwan . Taiwan is the most populous state that is not a member of the United Nations , and also possesses the largest economy of any state outside of the UN . Following the Japanese surrender to the Allies in 1945 , the ROC took control of Taiwan . However , the resumption of the Chinese Civil War led to the ROC 's loss of the mainland to the Communists , and the flight of the ROC government to Taiwan in 1949 .