Republic of Formosa
As an island, Taiwan on the contrary, was known before World War I as the Republic of Formosa, with Taiwan under Japanese rule occurring between 1895 and 1945. It is geographically separate from Mainland China where the Kuomintang (KMT) party first began. During World War II, the KMT party that came to found the Republic of China was also part of the formation of the Reorganized National Government of the Republic of China in Mainland China, within the Japanese Greater East Asia Co-Prosperity Sphere.